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| TOS Code | Description |
|---|---|
| 1A8S | Advanced 800 Service (Sub with OneNet) |
| 1ADT | Alliance Dedicated Service with OneNet |
| 1E8S | Enhanced 800 Service (Sub with One Net) |
| 1ISB | ISDN B (Integrated Software Defined Network) Channel with OneNet |
| 1ISD | ISDN D (Integrated Software Defined Network) Channel with OneNet |
| 1ITS | International Toll Free with OneNet |
| 1M8S | Megacom 800 Service with OneNet |
| 1MLS | 800 Masterline with OneNet |
| 1MSS | Megacom 800-SASS with OneNet |
| 1MTS | Message Telephone Service with OneNet |
| 1R8S | Readyline 800 Service (Sub with OneNet) |
| 1SDC | SDN (Software Defined Network) - Cellular with OneNet |
| 1SDD | SDN - Digital Routing with OneNet |
| 1SDI | SDN - International with OneNet |
| 1SDL | SDN - LESA (Local Exchange Service Agreement) with OneNet |
| 1SDN | SDN - Dedicated with OneNet |
| 1SDR | SDN - Remote Access with OneNet |
| 1SDS | SASS with SDN OB & 1 IB Services with OneNet |
| 1SDW | SDN Switch Access with OneNet |
| 1SDX | SDN Express Connect with OneNet |
| 1SN1 | SINA 1 Arrangement with OneNet |
| 1SN2 | SINA 2 Arrangement with OneNet |
| 1V8S | 800 Validator Service with OneNet |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| 700A | Alliance 3000 Audiographic |
| 700M | 700 Meet Me |
| 700S | 700 Services |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| 800S | Classic 800 Service Subscriber |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| 900S | Multiquest Call Counter |
| 9MXS | Multiquest Call Counter |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| A8OS | Advanced 800 Service Subscriber |
| ABM | Accunet Bandwidth Management |
| ABM1.5 | ABM T1.5 Service |
| ABMDDS | ABM Digital Data Service |
| ABMIBR | ABM IBR Service |
| ABMPL | ABM Private Line Service |
| ABMT45 | ABM T45 Service |
| ADMIN | Administrative Trouble Ticket |
| ADTC | Alliance Dedicated Service |
| AGN155 | AT&T Global Network T155 Service |
| AGN622 | AT&T Global Network 622 Service |
| AGNE1 | AT&T Global Network E1 Service |
| AGNE3 | AT&T Global Network E3 Service |
| AGNIBR | AT&T Global Network Intermediate Bit Rate |
| AGNT1 | AT&T Global Network T1 Service |
| AGNT3 | AT&T Global Network T3 Service |
| ASDS | ACCUNET Spectrum of Digital Services |
| ATM | Asynchronous Transfer Mode |
| ATTW | World Connect International Megacom |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| CA8S | 800 CustomNet Plus (Subscriber) |
| CADC | Clear Advantage Cellular |
| CADS | Clear Advantage |
| CELL | Cellular Mobile Service |
| CN8S | AT&T Business Service (ABS/CustomNet) |
| CNMS | Customer Network Management System |
| CORP | Corp Comm (CTS Outbound) |
| CP8S | AT&T Business Service (ABS/CustomNet) |
| CSID | Centrex Station ID |
| CTFX | Call Turnaround Fax |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| DDS | Digital Data Service |
| DFBX | Domestic Business Fax |
| DLDSM | Digital Long Distance Service Maintenance |
| DLDSP | Digital Long Distance Service Provisioning |
| DSAS | Digital Switched Access Service |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| E8OS | Enhanced 800 Service Subscriber |
| EFMDSC | EFMS Mechanized Disconnect |
| EPSC | DPSCS/SEN-SW Digital Access (SDN) |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| F8OS | FTS2000 800 Service Subscriber |
| FR | Frame Relay |
| FT45 | Fractional T45 Services |
| FTSD | FTS2000 Direct Access Line |
| FTSN | FT2000 Network Access Line |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| GDBUM | Managed Global Dial Backup |
| GDBUP | Managed Global Dial Backup |
| GOVT | Government Service |
| GOVT1.5 | Government Service |
| GOVTDDS | Government Digital Data Service |
| GOVTIBR | Government Intermediate Bit Rate Service |
| GOVTPL | Government Private Line Service |
| GOVTT45 | Government T45 Service |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| HDSL2 | DSL Private Line |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| IATM | International Asynchronous Transfer Mode |
| IBR | Intermediate Bit Rate |
| IFAX | International Fax Advanced |
| IFBX | International Fax Business |
| IFNX | International FaxNET |
| IFR | International Frame Relay |
| IFRX | International Fax Residential |
| IMTB | International Message Telecom Service Business |
| IMTR | International Message Telecom Service Residential |
| IMTS | International Message Telecom Service Subscriber |
| INCS | Integrated Network Connection Services |
| INFS | 800 Information 1 (Special Access Data Channel) |
| INHS | 800 Information 1 Hicap |
| INT | International Services |
| INTL_E1 | International E1 Service |
| INTL1.5 | International T1.5 Service |
| INTLE34 | International T34 Service |
| INTLIBR | International Intermediate Bite Rate Service |
| INTLPL | International Private Line Service |
| INTLPLD | International Private Line - Analog Data |
| INTLPLV | International Voice Grade Private Line |
| INTLSDH | International Short Duration Hit (SDH) Service |
| INTL45 | International T45 Service |
| IOEW | International OPT-E-WAN |
| IP_GMIS | Internet Protocol - Global Managed Internet Service |
| IP_MIS | Internet Protocol - Managed Internet Service |
| IP_VPN | Internet Protocol - Virtual Private Network |
| ISDB | ISDN B Channel |
| ISDD | ISDN D Channel |
| ISDN | Integrated Services Digital Network |
| ISIT | Integrated Services Inter-Toll Digital Network |
| ISUP | Meg 800 Inter-X CXR W/ANI |
| ITFS | International Toll Free Subscriber |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| LCAS | Large Customer Applications Subscriber |
| LFBX | Local Business Fax |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| LCAS | Large Customer Applications Subscriber |
| LFBX | Local Business Fax |
| LS_ANS | Local Service - ANS (Special Field Support) |
| LS_ANV | Local Service - AT&T National Voice Mail |
| LS_BBNN | Local Service - Broadband National NOC |
| LS_BLS | Local Service - Business Line Services |
| LS_BVTR | Local Service - BroadView Total Resale |
| LS_BVUL | Local Service - BroadView Unbundled Loop |
| LS_CT | Local Service - CERFtone |
| LS_DA | Local Service - Data Services |
| LS_DARK | Local Service - Dark Fiber |
| LS_DSLS | Local Service - DLS Switch |
| LS_ENTP | Local Service - Enterprise |
| LS_GOVG | Local Service - Government - General |
| LS_GOVM | Local Service - Government - MAA |
| LS_GV0 | Local Service - Government Markets Type III DS0 |
| LS_GV1 | Local Service - Government Markets Type III DS1 |
| LS_GV3 | Local Service - Government Markets Type III DS3 |
| LS_IA | Local Service - Prime SINA Integrated Access |
| LS_LNIF | Local Service - Local Network Internal Facilities |
| LS_LNPQ | Local Service - Local Number Portability - QAAG |
| LS_MACD | Local Service - Move Add Change Disconnect |
| LS_OC3 | Local Service - Optical Concentrator 3 (OC3) |
| LS_OC12 | Local Service - OC12 |
| LS_OC48 | Local Service - OC48 |
| LS_OC48C | Local Service - OC48C |
| LS_OPST | Local Service - Operations Support |
| LS_PB | Local Service - PrimePath NBX |
| LS_PC | Local Service - Prime Connect |
| LS_PE | Local Service - Prime Express |
| LS_PI | Local Service - Prime Interconnect |
| LS_PL0 | Local Service - Private Line DS0 |
| LS_PL1 | Local Service - Private Line DS1 |
| LS_PL3 | Local Service - Private Line DS3 |
| LS_PLE | Local Service - Private Line E1 (DS1 European) |
| LS_PLV | Local Service - Private Line Video |
| LS_PN | Local Service - Prime NBX |
| LS_PP | Local Service - Prime Path |
| LS_PX | Local Service - Prime Plex |
| LS_PY | Local Service - Payphone Service |
| LS_RMDU | Local Service - Residential Multiple Dwelling Unit |
| LS_STAG | Local Service - Switch Technical Assist Group |
| LS_TELM | Local Service - Telemetry Trouble Ticket |
| LS_TOC | Local Service - Trunk Operation Center |
| LS_TRNG | Local Service - Training Trouble Ticket |
| LS_UNCL | Local Service - Unclassified |
| LS_UNEP | Local Service - UNE_P |
| LS_UNKN | Local Service - Proper TOS not determined |
| LS_VM | Local Service - Voice Mail |
| LS_VS | Local Service - General Voice Services Note: This TOS includes Local DS0, DS1, and PRIME phone numbers. |
| LS_WDP | Local Service - Worldnet Dial Platform |
| LS_XDSL | Local Service - Digital Subscriber Line |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| M80S | Megacom 800 Service Subscriber |
| M8HS | Megacom 800 Hi-Cap |
| M8US | Megacom 800 with Unitel |
| M90S | Multiquest Interacter |
| M9BS | Multiquest Broadcaster |
| M9HS | Megacom 900 Hi-Cap; Multiquest Interacter |
| MEGA | Megacom WATS |
| MEGD | Megacom Plus Dedicated |
| MEGW | Megawatch |
| MLSS | Masterline 800 Service Subscriber |
| MLUS | 800 Masterline Service with Unitel |
| MTBC | Message Telephone Service (Business) Cellular |
| MTRC | Message Telephone Service (Residential) Cellular |
| MTSB | Message Telephone Service (Business) |
| MTSC | Message Telephone Service Cellular |
| MTSR | Message Telephone Service (Residential) |
| MTSS | Message Telephone Service |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| NET | Network Element |
| NF8S | Nodal FTS2000 Inbound |
| NFBX | Domestic Nodal Business Fax |
| NFTB | Nodal FTS2000 B Channel |
| NFTD | Nodal FTS2000 D Channel |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| OC12APL | OC12 AT&T Private Line Service |
| OC12GAP | OC12 AT&T Private Line Service (for Govt Markets) |
| OC12GRR | OC12 Ring-Only Routing (for Govt Markets) |
| OC12GSL | OC12 Straight Line (for Govt Markets) |
| OC12IAP | OC12 AT&T Private Line Service (International) |
| OC12IRR | OC12 Ring-Only Routing (International) |
| OC12ISL | OC12 Straight Line (International) |
| OC12RR | OC12 Ring-Only Routing |
| OC12SL | OC12 Straight Line |
| OC3APLS | OC3 AT&T Private Line Service |
| OC3GAPL | OC3 AT&T Private Line Service (for Govt Markets) |
| OC3GRR | OC3 Ring-Only Routing (for Govt Markets) |
| OC3GSL | OC3 Straight Line (for Govt Markets) |
| OC3IAPL | OC3 AT&T Private Line Service (International) |
| OC3IRR | OC3 Ring-Only Routing (International) |
| OC3ISL | OC3 Straight Line (International) |
| OC3ISLS | OC3 Straight Line (International) |
| OC3RR | OC3 Ring-Only Routing |
| OC3SL | OC3 Straight Line |
| OC48APL | OC48 AT&T Private Line Service |
| OC48GAP | OC48 AT&T Private Line Service (for Govt Markets) |
| OC48GRR | OC48 Ring-Only Routing (for Govt Markets) |
| OC48GUP | OC48 Unprotected (for Govt Markets) |
| OC48IAP | OC48 AT&T Private Line Service (International) |
| OC48IRR | OC48 Ring-Only Routing (International) |
| OC48IUP | OC48 Unprotected (International) |
| OC48RR | OC48 Ring-Only Routing |
| OC48SL | OC48 Straight Line |
| OC48UP | OC48 Unprotected |
| OEW | Domestic OPT-E-WAN |
| OLWS | One-Line Wide Area Service (WATS) |
| OPEX | Operator Express |
| OPTC | Optimum Switched Access Cellular |
| OPTD | Optimum Dedicated Access |
| OPTS | Optimum Switched Access |
| OTCC | 4ESS Operations Testing and Communications |
| OTHER | Other (Type of Service Unknown) |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| PACKET | Packet Switched Services |
| POS | Packet Over SONET |
| PROS | Pro-WATS (Wide Area Telephone Service) Services |
| PROWATH | Prowatch |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| R80S | Readyline 800 Service Subscriber |
| R8US | Readyline 800 with Unitel |
| RCTU | Remote Call Test Unit |
| RING | AccuRing |
| RING1.5 | AccuRing T1.5 Service |
| RINGT45 | AccuRing T45 Service |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| SASI | SASS without Outbound Services and 2+ Inbound |
| SASM | Shared Access to Software Services, SASS with Megacomm |
| SASO | Optimum SASS (Shared Access of Switched Services) |
| SASP | Megacom Plus SASS |
| SASW | Megawatch plus SASS |
| SB8S | Starterline Basic 800 Service Subscriber |
| SDDN | Software Defined Digital Networking |
| SDNC | Software Defined Network Cellular |
| SDND | Software Defined Network Dedicated |
| SDNI | Software Defined Network International |
| SDNL | Software Defined Network-Local Exchange Switched Access (LESA) |
| SDNR | Software Defined Network-Remote Access |
| SDNS | SASS with SDN Business Long Distance (BLD) and/or 1 business appl service |
| SDNW | Software Defined Network Switched Access |
| SDNX | Software Defined Network Express Connect |
| SEC | Security |
| SI15 | International Switched |
| SI38 | International Switched |
| SI56 | International Switched |
| SI64 | International Switched |
| SITX | International Transit |
| SL8S | Signature 800 Services |
| SNA1 | SINA 1 (Static Integrated Network Access) Arrangement w/o SDN (Voice and Data) |
| SNA2 | SINA 2 Arrangement w/o SDN (Inbound and Outbound) |
| SP8S | Starterline Programmable 800 |
| SW15 | International Switched |
| SW38 | Accunet Switched |
| SW56 | Accunet Switched 56 |
| SW56DDS | Accunet Switched 56 DDS |
| SW56T15 | Accunet Switched 56 T1.5 Service |
| SW56 | Accunet Switched |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| T1.5 | T1.5 Services |
| T155 | T155 Service |
| T3APLS | T3 AT&T Private Line Service |
| T3GAPLS | T3 AT&T Private Line Service (for Govt Markets) |
| T3GRR | T3 Ring-Only Routing (for Govt Markets) |
| T3GSL | T3 Straight Line (for Govt Markets) |
| T3IAPLS | T3 AT&T Private Line Service (International) |
| T3IRR | T3 Ring-Only Routing (International) |
| T3ISL | T3 Straight Line (International) |
| T3RR | T3 Ring-Only Routing |
| T3SL | T3 Straight Line |
| T45 | T45 Services |
| TIF4E | 4E Terminating DS1 Nodal with No Nodal Channels |
| TIF4E5E | 4E/5E Terminating DS1 Nodal with No Nodal Channels |
| TIF5E | 5E Terminating DS1 Nodal with No Nodal Channels |
| TSAA | Terminating Switched Access Arrangement |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| UA8S | Advanced 800 Service with Uniplan Subscriber |
| UE8S | Enhanced 800 Service with Uniplan Subscriber |
| UIFN | Universal International Freephone Number |
| UISD | ISDN with Uniplan |
| UM8S | Megacom 800 with Uniplan Subscriber |
| UMGC | Megacom Plus Switched with Uniplan Cellular |
| UMGD | Megacom Plus with Uniplan Dedicated |
| UMGP | Megacom Plus (Switched) with Uniplan |
| UMGW | Megawatch with Uniplan |
| UMLS | 800 Masterline (Subscriber) with Uniplan |
| UPLN | Uniplan (Pipes only) |
| UR8S | Readyline (Subscriber) with Uniplan |
| UTA3 | Universal T1.5 Access SDN with OneNet |
| UTA4 | UTA Uniplan/Megacom/Megacom800 |
| UTA5 | UTA Megacom/Megacom800 |
| UV8S | 800 Validator with Uniplan Subscriber |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| V80S | 800 Validator Service Subscriber |
| VGSI | Virtual Gateway Services |
| VGSM | Virtual Gateway Services |
| VGSP | Virtual Gateway Services |
| VI15 | Virtual Meeting Service |
| VI38 | Virtual Meeting Service |
| VI56 | Virtual Meeting Service |
| VI64 | Virtual Meeting Service |
| VSAS | Virtual Meeting Service |
| VW15 | Virtual Meeting Service |
| VW38 | Virtual Meeting Service |
| VW56 | Virtual Meeting Service |
| VW64 | Virtual Meeting Service |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
| TOS Code | Description |
|---|---|
| WATN | Direct Voice Access WATS |
| WATS | OutWATS Subscriber |
| WORX | World Worx Service |
| WW80 | World Worx 800 |
[ Help Index | Top of TOS Tables | Top of Page | Glossary ]
[ A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | Z ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| AA | 56K | Packet access line - analog |
| AB | 56K | Packet network trunk |
| AC | 1.5M | Local Channel Protection Capability (LCPC).4 service (1.5M) |
| AD | Attendant | |
| AE | Standard access (EAEO) | |
| AF | 1.5M | Commercial audio - fulltime (1.5M) |
| AG | OC3 | OC3 (T155) service (optical carrier) |
| AH | 1.5M | Synchronous Digital Hierarchy (SDH) |
| AI | Automatic Identified Outward Dialing | |
| AJ | 56K | Packet access link (56K) |
| AK | Packet - off network access link | |
| AL | 56K | Alternate services (56K) |
| AM | 56K | Packet - internetwork link (56K) |
| AN | Announcement service | |
| AO | International/overseas audio - fulltime | |
| AP | Commercial audio - part-time | |
| AQ | 9.6K | Domestic Accunet Spectrum of Digital Services (ASDS) Subrate Digital Data (9.6 kbps) |
| AR | 56K | Domestic ASDS IBR Digital Data (56 kbps) |
| AT | International/overseas audio - part-time | |
| AU | Autoscript |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| BA | Protective alarm (DC) | |
| BB | APLS GigE full duplex Gigabit Ethernet 50 Mbps - subrate | |
| BC | APLS GigE full duplex Gigabit Ethernet 150 Mbps - subrate | |
| BD | APLS GigE full duplex Gigabit Ethernet 150 Mbps - subrate | |
| BE | APLS GigE full duplex Gigabit Ethernet 600 Mbps - subrate | |
| BF | APLS GigE full duplex Gigabit Ethernet 10 GigE |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| CA | 56K | SSN access |
| CD | Alliance (RPCA) | |
| CE | 56K | SSN Directly Home Subscriber Line |
| CH | 1.5M | OCC digital facility - high speed (1.5M) (obsolete) |
| CI | Concentrator identifier | |
| CL | 56K | Centrex CO line (56K) |
| CN | 56K | SSN network trunk (56K) |
| CO | 56K | OCC overseas connecting facility (56K) (obsolete) |
| CP | Concentrator identifier signalling link | |
| CR | OCC backup facility (obsolete) | |
| CS | 56K | Channel service (56K) |
| CT | 56K | SSN tie trunk (56K) |
| CV | 56K | OCC voice-grade facility (56K) (obsolete) |
| CX | 56K | Centrex station line (56K) (obsolete) |
| CY | 19.2K | Digital data (19.2 Kb/s) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| DA | 9.6K | Digital data off-net extension (9.6K) |
| DB | 1.5M | Accunet reserved 1.5Mb/s access line (1.5M) |
| DC | &384K | IBR Digital Data (384 kbps) |
| DD | 56K | Dispatch data (56K) (obsolete) |
| DE | 512K | IBR Digital Data (512 kbps) |
| DF | 1.5M | (1) HSSDS 1.5 Mbps Hub to Hub (2) Accunet Reserved 1.5 Mbps Hub to Hub Station |
| DG | 1.5M | (1) HSSDS 1.5 Mbps Hub to Earth Station (2) Accunet Reserved 1.5 Mbps Hub to Earth Station |
| DH | 1.5M | T1 (DS1=1.544 Mbps) Digital Data service (includes derived channels) |
| DI | 1.5M | T1 (DS1=1.544 Mbps) Direct in Dial service |
| DJ | 1.5M | Digit trunk (1.5M) |
| DK | Data link | |
| DL | Dispatch private line (obsolete) | |
| DM | 56K | InterLATA digital service higher than 45 Mb/s (56K) (obsolete) |
| DN | 45M | Accunet T45 Service |
| DO | 56K | Direct-out-dial (56K) |
| DP | 2.4K | Subrate Digital Data (2.4 kbps) |
| DQ | 4.8K | Subrate Digital Data (4.8 kbps) |
| DR | 9.6K | International Subrate Digital Data (9.6 kbps) |
| DS | Various | Digital data subrate speeds (obsolete - replaced by DP/DQ/DR) |
| DT | 768K | IBR Digital Data (768 kbps) |
| DU | 2.048M | International Fractional Rate Digital Data (2.048 Mbps) |
| DV | 64K | IBR Digital Data (64 kbps) |
| DW | 56K | International IBR Digital Data (56 kbps) |
| DX | 128K | IBR Digital Data (128 kbps) |
| DY | Various | Digital service under 1.0 Mb/s |
| DZ | 256K | IBR Digital Data (256 kbps) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| EA | 56K | Switched access (56K) (obsolete) |
| EB | 56K | End office trunk (56K) |
| EC | 56K | Tandem trunk (56K) |
| ED | Equal access facility | |
| EF | 56K | Entrance facility voice grade (56K) |
| EG | Type 2 telegraph (obsolete) | |
| EL | Emergency reporting line | |
| EM | 56K | Emergency reporting center trunk (56K) |
| EN | 56K | Network access facility (56K) (obsolete) |
| EO | 56K | Equipment only (56K) (obsolete) |
| EP | 56K | Entrance facility program grade (56K) |
| EQ | Eqpt | Equipment only (network element) assignment |
| ES | 56K | Extension service - voice grade (56K) |
| ET | Entrance facility - telegraph grade | |
| EU | Extension service - telegraph grade | |
| EW | 56K | Off-network MTS/WATS equivalent service (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| FA | Alternate full period and FX (obsolete) | |
| FD | 56K | Private line data - analog (56K) |
| FG | Supergroup spectrum (obsolete) | |
| FL | Unknown (obsolete) | |
| FP | 56K | Full period telephone (56K) (obsolete) |
| FR | 56K | Fire dispatch (56K) |
| FT | 56K | Foreign exchange trunk (56K) |
| FV | 56K | Voice-grade facility (56K) |
| FW | Wideband channel (obsolete) | |
| FX | 56K | Foreign exchange line (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| GB | Government data transmission telegraph (obsolete) | |
| GC | 56K | Government control telegraph (56K) (obsolete) |
| GD | 56K | Government data (56K) (obsolete) |
| GF | Government telephoto (obsolete) | |
| GL | 56K | Government private line (56K) (obsolete) |
| GM | 56K | Government metering (56K) (obsolete) |
| GP | 56K | Government telephone (56K) (obsolete) |
| GQ | 56K | Government unknown (56K) (obsolete) |
| GR | 56K | Government full-period radio (56K) (obsolete) |
| GS | Government miscellaneous (obsolete) | |
| GT | Government telegraph (obsolete) | |
| GW | Government wideband (obsolete) | |
| GX | 56K | Government FX (56K) (obsolete) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| HC | High-capacity channel service - NCC HC 1.544 Mb/s (LATA access code used by LEC/AP) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| IA | 192K | IBR Digital Data (192 kbps) |
| IB | 1.152M | International Fractional Rate Digital Data (1.152 Mbps) |
| IC | 320K | IBR Digital Data (320 kbps) |
| ID | 448K | IBR Digital Data (448 kbps) |
| IE | 576K | IBR Digital Data (576 kbps) |
| IF | 640K | IBR Digital Data (640 kbps) |
| IG | 704K | IBR Digital Data (704 kbps) |
| IH | 4.6M | Fractional Rate Digital Data (4.632 Mbps; requires 3 T1s) |
| II | 1.204M | International Fractional Rate Digital Data (1.024 Mbps) |
| IJ | 6.2M | Fractional Rate Digital Data (6.176 Mbps; requires 4 T1s) |
| IK | 7.7M | Fractional Rate Digital Data (7.72 Mbps) |
| IL | 10.8M | Fractional Rate Digital Data (10.808 Mbps) |
| IM | 32M | Accunet T32 service (32M) |
| IN | 1.536M | International Fractional Rate Digital Data (1.536 Mbps) |
| IP | 1.984M | International Fractional Rate Digital Data (1.984 Mbps) |
| IQ | 45M | Synchronous Digital Hierarchy (SDH) (45M) |
| IR | Accunet E34 | |
| IS | 10M | Accu-Ring LAN WAN 10Mbps |
| IT | 56K | Intertandem tie trunk (56K) |
| IU | 100M | Accu-Ring LAN WAN 100Mbps |
| IV | OC12 | OC12 SONET service |
| IW | OC48 | OC48 IOC service |
| IX | OC192 | APLS OC192 Service |
| IY | 6.312M | Digital Data 6.312 Mbps |
| IZ | APLS GigE full duplex Gigabit Ehternet 1 GigE |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| JA | Contract Services basic port | |
| JB | Contract Services basic remote port | |
| JC | Contract Services measured port | |
| JD | 56K | Contract Services measured remote port (56K) |
| JE | 56K | Contract Services data transmission capability (56K) |
| JF | 1.5M | Contract Services/Tariff 12 digital service (1.5M) |
| JG | Contract Services data transmission capability (2.4K) | |
| JH | Contract Services data transmission capability (4.8K) | |
| JI | Contract Services data transmission capability (9.6K) | |
| JJ | Contract Services data transmission capability (56K) | |
| JK | Contract Services data transmission capability (1.544M) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| KA | 56K | AT&T Serving Office Switch Connection (CPA) (obsolete) |
| KB | 56K | Voice-Grade Connection To Hybrid Nodal Service |
| KC | 56K | Connection To Hybrid Nodal Service 56 Kbps |
| KJ | 56K | ISDN B Channel |
| KT | 56K | Switching System Connection |
| KT | 56K | Switching System Connection |
| KT | 56K | Switching System Connection |
| KT | 56K | Switching System Connection |
| KZ | 56K | ISDN D Channel |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| LA | Local area data channel (obsolete) | |
| LB | Voice nonswitched line - VG1 NCC LB (LATA access code used by LEC/AP) |
|
| LC | Voice switched line - VG2 NCC LC (LATA access code used by LEC/AP) |
|
| LD | (1) Toll terminal (obsolete) (2) Voice switched trunk - VG3 NCC LD (LATA access code used by LEC/AP) |
|
| LE | Voice and tone FAA - VG4 NCC LE (LATA access code used by LEC/AP) |
|
| LF | Data low speed - VG5 NCC LF (LATA access code used by LEC/AP) |
|
| LG | Voice grade customized - VG6 NCC LG (LATA access code used by LEC/AP) |
|
| LH | Voice and data PSN access tie trunk switched line - VG7 NCC LH (LATA access code used by LEC/AP) |
|
| LJ | Voice and data SSN access - VG8 NCC LJ (LATA access code used by LEC/AP) |
|
| LL | Long-distance terminal line | |
| LS | Local service | |
| LT | Long-distance terminal trunk |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| MA | 56K | Cellular Access Trunk (2 Way) |
| MC | Data multiplex (obsolete) | |
| ML | Multiplex link (obsolete) | |
| MS | Miscellaneous (obsolete) | |
| MT | Wired music |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| NA | CSACC link (EPSCS) | |
| NC | CNCC link (EPSCS) | |
| ND | 56K | Network data line (56K) |
| NS | Intermachine link (EPSCS) (obsolete) | |
| NW | Telegraph channel service - NCC NW telegraph facility, 75 baud (LATA access code used by LEC/AP) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| OA | Off-network access trunk | |
| OC | 56K | CENTREX CU Station Line Off Premises (56K) (obsolete) |
| OI | 56K | Off-Premises Intercommunication Station Line (56K) |
| ON | 56K | Off-Network Access Line (56K) |
| OP | 56K | Off-Premises Extension (56K) |
| OS | 56K | Off-Premises PBX Station Line (Dial) (Manual) (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| PA | 56K | Protective Alarm (AC) (56K) |
| PC | Switched digital access line | |
| PD | Plant or traffic department (obsolete) | |
| PG | 56K | Paging (56K) |
| PL | 56K | Private line - voice (56K) |
| PM | 56K | Protective monitoring (56K) |
| PR | 56K | Protective relaying - voice grade (56K) |
| PS | MSC constructed spare facility | |
| PV | Protective relaying - telegraph grade | |
| PW | Protective relaying - signal grade | |
| PX | 56K | PBX station line (56K) |
| PZ | MSC constructed circuit |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| QL | 56K | Circuits assigned incorrectly in database (56K) |
| QS | 56K | Packet access line - digital (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| RA | Remote attendant | |
| RT | 56K | Radio land line (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| SA | 56K | Satellite tie trunk |
| SC | Protective alarm (DC serial) (obsolete) | |
| SD | Switched access line transmission type B feature group - NCC SD switched access improved (LATA access code used by LEC/AP) |
|
| SG | Control/remote metering - signal grade | |
| SL | Secretarial line | |
| SM | Sampling | |
| SN | 56K | SSN - special access termination (56K) |
| SQ | Equipment only (customer premises) assignment | |
| SS | 56K | DataPhone Select-a-Station (56K) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| TA | 56K | Tandem tie trunk (56K) |
| TB | Data transmission telegraph (obsolete) | |
| TC | Control/remote metering - telegraph grade | |
| TD | 56K | (1) Dispatch Tie Line (obsolete) (2) Transaction network - dial line (obsolete) |
| TF | Telephoto/facsimile | |
| TK | Local PBX trunk | |
| TL | 56K | Non-tandem tie trunk (56K) |
| TR | Turret or Automatic Call Distributor (ACD) trunk (obsolete) | |
| TS | Typesetter (obsolete) | |
| TT | (1) DC control channel (2) Teletypewriter channel |
|
| TU | Turret or Automatic Call Distributor (ACD) line (obsolete) | |
| TV | Television channel service TV1 - NCC TV TV channel
one-way 15kHz audio (LATA access code used by LEC/AP) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| UA | 3.088M | Fractional Accunet T45 3.088 Mbps (2) |
| UB | 9.2M | Fractional Accunet T45 9.2 Mbps (6) |
| UC | 12M | Fractional Accunet T45 12 Mbps (8) |
| UD | 4.096M | Digital Data 4.096 Mbps |
| UE | 6.144M | Digital Data 6.144 Mbps |
| UF | 8.192M | Digital Data 8.192 Mbps |
| UG | 832K | Digital Data 832 Kbps |
| UH | 896K | Digital Data 896 Kbps |
| UI | 960K | Digital Data 960 Kbps |
| UJ | 2.28M | Digital Data 1.280 Mbps |
| UK | 1.92M | Digital Data 1.920 Mbps |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| VE | Educational television (obsolete) | |
| VF | Various | Commercial television (fulltime) |
| VH | Commercial television (part-time) | |
| VM | 56K | Control/remote metering - voice grade (56K) |
| VO | International/overseas television | |
| VR | Various | Non-commercial television |
| VT | Local video (obsolete) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| WI | 800 service trunk | |
| WO | WATS line (out) | |
| WS | WATS trunk (out) | |
| WX | 800 service line | |
| WY | WATS trunk (2-way) | |
| WZ | WATS line (2-way) |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Circuit Service Code | Speed | Description |
|---|---|---|
| ZA | Various | Alarm circuit |
| ZC | 56K | Call and talk circuit (56K) |
| ZD | 56K | Data line switching test circuit (56K) (obsolete) |
| ZE | Emergency patching circuit | |
| ZF | Various | Order circuit facility |
| ZM | Various | Measurement and recording circuit |
| ZP | 56K | Test circuit plant service center (56K) |
| ZQ | Quality control and management circuit | |
| ZR | Remote switching channel (obsolete) | |
| ZS | Various | Switching, control and transfer circuit |
| ZT | Test circuit central office | |
| ZV | 56K | Order circuit service |
[ Help Index | Top of Circuit Service Code Tables | Top of Page | Glossary ]
| Service Code | Subservice Code | Product Category | Description |
|---|---|---|---|
| 00 | 01 | DS0 | DS0 Reserved |
| 00 | 02 | DS0 | DS0 Reserved |
| 00 | 32 | DS0 | DS0 ATM |
| 00 | 56 | DS0 | DS0 Type 2 All Vendors |
| 00 | 57 | DS0 | DS0 (4-wire) Voice Grade Point-to-Point |
| 00 | 61 | DS0 | DS0 Channelized |
| 00 | 62 | DS0 | DS0 Tail |
| 00 | 75 | DS0 | DS0 Disaster Recovery |
| 01 | 01 | DS1 | DS1 |
| 01 | 02 | DS1 | DS1 Construction |
| 01 | 10 | DS1 | DS1 on OC3 Ring |
| 01 | 11 | DS1 | DS1 on OC12 Ring |
| 01 | 29 | DS1 | DS1 |
| 01 | 49 | Non-Revenue | FGD Translation Only |
| 01 | 50 | DS1 | DS1 Optimized Type 1 |
| 01 | 51 | DS1 | Feature Group D DS1 |
| 01 | 56 | DS1 | DS1 Type 2 All Vendors |
| 01 | 57 | DS1 | DS1 Point-to-Point |
| 01 | 58 | DS1 | DS1 Channelized One End |
| 01 | 59 | DS1 | DS1 Channelized Both Ends |
| 01 | 60 | DS1 | DS1 Multicaster Dist |
| 01 | 62 | DS1 | DS1 Fanout Tail |
| 01 | 64 | DS1 | DS1 Intercity Type 2 |
| 01 | 65 | DS1 | DS1 Intercity |
| 01 | 66 | DS1 | LTR DS1 |
| 01 | 67 | DS1 | DS1 |
| 01 | 68 | DS1 | Collo-Optim Type 1 |
| 01 | 69 | DS1 | Collo-Optim Type 1 with CB |
| 01 | 70 | DS1 | DS1 Circuit on Demand |
| 01 | 71 | DS1 | DS1 (Broadband Wireless 38 GHz) |
| 01 | 75 | DS1 | DS1 Disaster Recovery |
| 01 | 81 | DS1 | OmniXpress Gold Type 1 |
| 01 | 97 | DS1 | Incoming Interconnection Type 1 |
| 02 | 01 | Misc | DS2 Service |
| 02 | 57 | Misc | DS2 Point-to-Point |
| 03 | 01 | DS3 | DS3-DS3/1-Hi-Cap |
| 03 | 11 | DS3 | DS3 |
| 03 | 50 | DS3 | PoP to PoP Type 1 |
| 03 | 51 | DS3 | DS3 |
| 03 | 56 | DS3 | DS3 Type 2 All Vendors |
| 03 | 57 | DS3 | DS3 Point-to-Point |
| 03 | 58 | DS3 | DS3 between CP/Node - Fanout DS1 Service |
| 03 | 59 | DS3 | DS3 Channel Both Ends |
| 03 | 60 | DS3 | DS3 Video |
| 03 | 62 | DS3 | DS3 |
| 03 | 64 | DS3 | DS3 Intercity Type 2 |
| 03 | 65 | DS3 | DS3 Intercity |
| 03 | 66 | DS3 | LTR DS3 (DS3 PoP LSO) |
| 03 | 67 | DS3 | PoP to LSO DS3 with MUX at Collo |
| 03 | 71 | DS3 | DS3 (Broadband Wireless 38 GHz) |
| 04 | 01 | DS1 | E1 |
| 04 | 56 | DS1 | DS1 E Type 2 All Vendors |
| 04 | 57 | DS1 | E1 Point-to-Point |
| 04 | 58 | DS1 | E1 Channelized One End |
| 04 | 59 | DS1 | E1 Channelized Both Ends |
| 04 | 62 | DS1 | E1 Tail |
| 04 | 65 | DS1 | E1 Intercity |
| 05 | 01 | OC3 | OC3 Ring Type 1 |
| 05 | 56 | Misc | DS3 STS Type 2 All Vendors |
| 05 | 57 | OC3 | OC3 |
| 06 | 01 | Video | Video Service |
| 06 | 56 | Video | Video Type 2 All Vendors |
| 06 | 57 | Video | Video Point-to-Point |
| 06 | 59 | Video | Video Channelized Both Ends |
| 06 | 64 | Video | Video Intercity Type 2 |
| 07 | 01 | Misc | LIS1 - Token Ring 16 Mbps |
| 07 | 02 | Misc | LIS1 - Ethernet 10 Mbps |
| 07 | 09 | Misc | LIS2 - Token Ring |
| 07 | 12 | Misc | LIS3 - Ethernet 10 Mbps |
| 07 | 15 | Ethernet | Ethernet 50 MB |
| 07 | 16 | Ethernet | Ethernet 150 MB |
| 07 | 17 | Ethernet | Ethernet 300 MB |
| 07 | 18 | Ethernet | Ethernet 600 MB |
| 07 | 56 | Misc | LANLink Type 2 All Vendors |
| 07 | 57 | Misc | LANLink |
| 09 | 04 | Misc | NA - Capital Purchase |
| 10 | 01 | Dark Fiber | OFS |
| 10 | 57 | Dark Fiber | Dark Fiber Type 1 |
| 11 | 01 | Misc | XConnect DS0 |
| 11 | 02 | Misc | XConnect DS1 |
| 11 | 57 | Misc | Cross Connect |
| 11 | 62 | Misc | Cross Connect |
| 13 | 01 | SI Facilities | SLIP-RENT |
| 14 | 01 | SI Facilities | GEN/UPS |
| 15 | 01 | Collocation | Sublease |
| 15 | 05 | Collocation | Collocation |
| 16 | 01 | Misc | Trouble |
| 16 | 56 | Misc | Type 2 |
| 17 | 01 | Utility Tax Rev | MTA Group Surcharge on OFS |
| 17 | 02 | Utility Tax Rev | NYS Group Surcharge Interstate |
| 19 | 01 | Misc | Other Charges |
| 19 | 56 | Misc | Misc |
| 21 | 02 | Misc | Interstate Usage |
| 22 | 01 | Utility Tax Rev | Sales Tax (NYS/NYC) |
| 23 | 01 | Non-Revenue | ECS Mainline |
| 23 | 02 | Non-Revenue | Row Path Tubes |
| 24 | 01 | Misc | STS Other |
| 28 | 01 | Misc | Finance Charges |
| 29 | 01 | Misc | Contracted Revenue |
| 2W | 56 | DS0 | DS0 |
| 30 | 01 | Misc | DEXCS Port DS0 |
| 32 | 01 | Misc | Maintenance |
| 33 | 01 | Misc | MUX Charge |
| 33 | 56 | Misc | Misc |
| 34 | 01 | Misc | 56KB Card |
| 38 | 10 | OC3 | OC3 Ring Type 1 |
| 39 | 11 | OC12 | Type 2 OC12 Ring |
| 45 | 01 | Misc | RCP Discount |
| 48 | 01 | OC48 | Omni-Ring OC48 |
| 50 | 50 | Misc | AT&T Project A |
| 60 | 01 | Misc | Tenant Service |
| 61 | 56 | OC3C | Type 2 OC3C Service |
| 61 | 61 | OC3C | OC3C Service |
| 70 | 00 | Utility Tax Rev | NJ State Sales Tax |
| 8 | 01 | Dark Fiber | Multimode Dark Fiber |
| 8 | 56 | Dark Fiber | Dark Fiber Type 2 |
| 80 | 11 | OC3 | OC3 |
| 80 | 71 | OC3C | OC3C (Broadband Wireless 38 GHz) |
| 85 | 41 | OC3C | OC3C Point-to-Point Type 1 |
| 85 | 51 | OC3C | OC3C STM1 Point-to-Point |
| 85 | 56 | OC3C | OC3C Type 2 |
| 85 | EF | Dedicated Entrance Facility | OC3 - Dedicated Entrance Facility |
| 86 | 12 | OC12C | OC12C |
| 86 | 51 | OC12C | OC12C STM4 Point-to-Point |
| 86 | EF | Dedicated Entrance Facility | OC12 - Dedicated Entrance Facility |
| 87 | 31 | OC3C | OC3C Point-to-Point Type 1 |
| 88 | 48 | OC48C | OC48C |
| 88 | 88 | Misc | Expedite |
| 88 | EF | Dedicated Entrance Facility | OC48 - Dedicated Entrance Facility |
| 89 | 89 | Misc | Not Applicable |
| 9 | 01 | Non-Revenue | Non-Revenue |
| 99 | 07 | Non-Revenue | LANLink Ethernet |
| 99 | 08 | Non-Revenue | LANLink Token Ring |
| 99 | 99 | Non-Revenue | Install |
| FO | 01 | DS3 | DS3 Fanout |
| FO | 56 | DS3 | DS3 Fanout Type 2 |
| FO | 57 | DS3 | DS3 Fanout Type 1 |
| FO | 58 | DS3 | Fanout |
| FO | 59 | DS3 | DS3 |
| LP | 56 | Non-Revenue | Non-Revenue |
| NP | 56 | Non-Revenue | Portability Type 2 |
| SW | 06 | Non-Revenue | CENTREX |
| SW | 07 | Non-Revenue | TELEXP |
| SW | 10 | Non-Revenue | POTS |
| SW | 12 | Non-Revenue | Non-Revenue |
| UL | 56 | Unbundled Loop | Unbundled Loop |
| UN | 56 | Non-Revenue | Unbundled Loop Type 2 |
[ Help Index | Top of Local Private Line Service Code Table | Top of Page | Glossary ]
Copyright © 2017 AT&T. All rights reserved.
Version 45.1