From telecom@eecs.nwu.edu Mon Sep 17 23:46:29 1990 Received: from hub.eecs.nwu.edu by gaak.LCS.MIT.EDU via TCP with SMTP id AA24771; Mon, 17 Sep 90 23:46:24 EDT Resent-Message-Id: <9009180346.AA24771@gaak.LCS.MIT.EDU> Received: from tellab5 by delta.nucsrl.uucp id aa20560; 17 Sep 90 1:12 CDT Received: by tellab5.CHI.IL.US (smail2.5) id AA29978; 17 Sep 90 00:51:56 CDT (Mon) Received: from mnetor.UUCP by uunet.uu.net (5.61/1.14) with UUCP id AA23022; Mon, 17 Sep 90 01:45:51 -0400 Received: by mnetor.UUCP (smail2.3) id AA19841; 17 Sep 90 00:42:48 EDT (Mon) Received: by becker.UUCP (smail2.5/bdb-15Aug90) id AA25103; Mon, 17 Sep 90 00:12:27 EDT (-0400) Received: by contact.uucp (smail3.1.17.5 #17.4 alpha) id ; Sun, 16 Sep 90 20:17 EDT Message-Id: From: woody Subject: 800 prefixes chart - updating things To: telecom%nucsrl.uucp@eecs.nwu.edu Date: Sun, 16 Sep 90 20:16:55 EDT X-Mailer: ELM [version 2.3 PL2] Resent-Date: Mon, 17 Sep 90 22:46:05 CDT Resent-From: telecom@eecs.nwu.edu Resent-To: ptownson@gaak.LCS.MIT.EDU Status: R I took the Telecom Digest guide to the 800 prefixes, turned them into a chart form and updated with new prefixes (including Sprint's 800-800 prefix, which is dialable from Canada) to the extent that the long distance network in Canada will allow. Further updates to this list would be welcome, considering the posting claiming that almost 800 NXX's have been assigned to 800 service. ------------ Exchanges - 800 Service (15 September 1990) 888 000 000 // 2222 000 000 55555 999 999 8 8 0 0 0 0 // 2 0 0 0 0 5 9 9 9 9 888 0 0 0 0 // 222 0 0 0 0 === 5555 9999 9999 8 8 0 0 0 0 // 2 0 0 0 0 5 9 9 888 000 000 // 22222 000 000 5555 9 9 0 1 2 3 4 5 6 7 8 9 ------+------+------+------+------+------+------+------+------+------ 20| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |20 21| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |21 22| ---- | AT&T | AT&T | AT&T | LDL | AT&T | MIC | AT&T | AT&T | C&W |22 23| NTK | AT&T | AT&T | AT&T | MCI | AT&T | SCH | AT&T | AT&T |Delta |23 24| SIR | AT&T | AT&T | AT&T | ---- | AT&T | ---- | AT&T | AT&T | ---- |24 25| ---- | AT&T | AT&T | AT&T | TTU | AT&T | LSI | AT&T | AT&T | ---- |25 26| ---- | SCH | AT&T |CanCO | ICT |CanSWO| COM |CanEO |CanTor| FDG |26 27| ---- | ---- | AT&T | ---- | MCI | ITT | ONE | SNT | ---- | MAL |27 28| ADG | ---- | AT&T | MCI | MCI | ---- | ---- | ---- | MCI | MCI |28 29| ---- | ---- | AT&T | PRO | ---- | ---- | ---- | ARE | ---- | CDC |29 30| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |30 31| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |31 32| ---- | AT&T | AT&T | AT&T | HNI | AT&T |Sprint| AT&T | AT&T | TET |32 33| TET | AT&T | AT&T | MCI | AT&T | SCH | AT&T | FST | AT&T | ---- |33 34| ---- | AT&T | AT&T | AT&T | AT&T | AT&T | AT&T |Sprint| AT&T | DCT |34 35| COM | AT&T | AT&T | ---- | AT&T | ---- | AT&T | ---- | AT&T |Sprint|35 36| ---- |CanMtl| AT&T |CanMtl| HNI | MCI |Sprint| AT&T | AT&T |Teleco|36 37|Teleco| ---- | AT&T |Teleco| ---- |ATCCig| ---- |Telnet| ---- | ---- |37 38| ---- | ---- | AT&T |Teleco| FDT |Hedges| TBQ |CanTor| MCI | ---- |38 39| ---- | ---- | AT&T | EXF | ---- | MCI | ---- |Teleco| ---- |Americ|39 40| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |40 41| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |41 42| ---- | AT&T | AT&T | AT&T | AT&T | TTH | AT&T | ---- | AT&T | ---- |42 43| ---- | AT&T | AT&T | AT&T | AGN | AT&T | IDN | AT&T | AT&T | ---- |43 44| TXN | AT&T | AT&T | AT&T | MCI | AT&T | AT&T | AT&T | AT&T | ---- |44 45| USL | AT&T | AT&T | AT&T | ALN | ---- | MCI | AT&T | AT&T | ---- |45 46| ---- |CanNCO| AT&T |CanEQu| ---- |CanNWO| ALN | ICT | AT&T | ---- |46 47| ---- | ALN | AT&T |Sprint| ---- |Teleco|Teleco| MCI |Alascm| ---- |47 48| ---- | ---- | AT&T | ---- |Teleco|Teleco| C&W |Sprint|Sprint| TOM |48 49| ---- | ---- | AT&T | ---- | ---- | ---- | ---- | ---- | ---- | ---- |49 50| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |50 51| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |51 52| ---- | AT&T | AT&T | AT&T | AT&T | AT&T | AT&T | AT&T | AT&T |Midco |52 53| ---- | AT&T | AT&T | AT&T | ---- | AT&T | ALN | AT&T | AT&T | ---- |53 54| ---- | AT&T | AT&T | AT&T | AT&T | AT&T |Sprint| AT&T | AT&T | ---- |54 55| CMA | AT&T | AT&T | AT&T | AT&T |[Diry]| AT&T | ALN | AT&T | ---- |55 56| ---- |CanNB | AT&T |CanNfl| ---- |CanNSP| ALN |CanWQu| ---- | ---- |56 57| ---- | ---- | AT&T | ---- | AMM | ---- | ---- |Telnet| ---- | LNS |57 58| WES | ---- | AT&T |Teleco|Teleco| ---- |Action| LTQ |Action| LGT |58 59| ---- | ---- | AT&T |Teleco|Teleco| ---- | ---- | ---- | ---- | ---- |59 ------+------+------+------+------+------+------+------+------+------ 0 1 2 3 4 5 6 7 8 9 Exchanges - 800 Service (15 September 1990) 888 000 000 // 66 000 000 999 999 999 8 8 0 0 0 0 // 6 0 0 0 0 9 9 9 9 9 9 888 0 0 0 0 // 6666 0 0 0 0 === 9999 9999 9999 8 8 0 0 0 0 // 6 6 0 0 0 0 9 9 9 888 000 000 // 666 000 000 9 9 9 0 1 2 3 4 5 6 7 8 9 ------+------+------+------+------+------+------+------+------+------ 60| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |60 61| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |61 62| ---- | AT&T | AT&T | ---- | AT&T | NLD | AT&T | MCI | AT&T | ---- |62 63| ---- | AT&T | AT&T | AT&T | AT&T | AT&T | CQU | AT&T | AT&T | BUR |63 64| ---- | AT&T | AT&T | AT&T | CMA | AT&T | ---- | AT&T | AT&T | ---- |64 65| ---- | ---- | AT&T | ---- | AT&T | ---- | ---- |Teleco|Teleco| ---- |65 66| ---- |CanAlb| AT&T |CanBC |Sprint|CanMan| MCI |CanSsk|CanTor|Sprint|66 67| ---- | ---- | AT&T |Teleco|Teleco| ---- |Sprint| MCI | MCI | ---- |67 68| ---- | ---- | AT&T | MTD | ---- | ---- | LGT | NTS | MCI | ---- |68 69| ---- | ---- | AT&T | ---- | ---- | MCI | ---- | ---- | NYC | PLG |69 70| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |70 71| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |71 72| TGN | ---- | AT&T | ---- | RCI | SAN |Sprint| MCI |Teleco|Sprint|72 73| ---- | ---- | AT&T |Sprint| ---- |Sprint|Sprint| MEC | MEC | ---- |73 74| ---- | MIC | AT&T | EDS | ---- |Sprint| ---- |Teleco|Teleco|Teleco|74 75| ---- | ---- | AT&T | MCI | TSH | SPR | ---- | TID | ---- | MCI |75 76| ---- | ---- | AT&T | ---- |Alascm| MCI | MCI |Sprint| SNT | ---- |76 77| GCN | SNT | AT&T | CTI | ---- | ---- |Sprint| MCI |Sprint|Teleco|77 78|Teleco| ---- | AT&T | ALN |Allnet| SNH |(Futu)| ---- | ---- | TMU |78 79| ---- | ---- | AT&T | ---- | ---- | ---- | ---- | TID |Teleco| ---- |79 80|Sprint| ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |80 81| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |81 82| ---- | AT&T | AT&T | THA | AT&T | MCI | AT&T |Sprint| AT&T |Sprint|82 83| ---- | AT&T | AT&T | AT&T | ---- | AT&T |Teleco|Teleco| ---- | Star |83 84| ---- | AT&T | AT&T | AT&T | LDD | AT&T | ---- | AT&T | AT&T | ---- |84 85| TKC | AT&T | AT&T | ---- | AT&T | AT&T | ---- | TLS | AT&T | ---- |85 86| ---- | ---- | AT&T | ALN | TEN | ---- | MCI | ---- | SNT |Sprint|86 87| ---- | ---- | AT&T | MCI | AT&T | ALN | MCI |Sprint| ALN | MCI |87 88| NAS | NAS | AT&T | ---- |Sprint| AT&T | ALN | ETS | MCI | ---- |88 89| ---- | ---- | AT&T | ---- | ---- | ---- | TXN | ---- | CGI | C&W |89 90| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |90 91| ---- | ---- |(Pagr)| ---- | ---- | ---- | ---- | ---- | ---- | ---- |91 92| ---- | ---- | AT&T | ALN | ---- | ---- | MCI |Sprint| CIS | ---- |92 93| ---- | ---- | AT&T | MCI | ---- | ---- |R-Comm| MCI | ---- | ---- |93 94| TSF | ---- | AT&T | ---- | ---- | ---- | ---- | ---- | ---- | ---- |94 95| MCI |PhAmer| AT&T | ---- | ---- | MCI | ---- | ---- |[T-??]|[T-??]|95 96| CNO | ---- | AT&T | SOC | ---- | ---- | C&W | ---- | TED | C&W |96 97| ---- | ---- | AT&T | ---- | ---- | ---- | ---- | ---- | ---- | ---- |97 98| ---- | ---- | AT&T | WUT | ---- | ---- | WUT | ---- | WUT | C&W |98 99| ---- | ---- | AT&T | ---- | ---- | ---- | Valu | ---- | ---- | MCI |99 ------+------+------+------+------+------+------+------+------+------ 0 1 2 3 4 5 6 7 8 9 Exchanges - 800 Service - Appendix Abbreviations of carriers/regions used in the table: Action - Action Telecom Co. ADG - Advantage Network, Inc. AGN - AMRIGON Alascm - ALASCOM Allnet - Allnet Communication Services Americ - AmeriCall Corporation (Calif.) AMM - Access Long Distance ARE - American Express TRS AT&T - AT&T ATCCig - ATC Cignal Communications BUR - Burlington Tel. C&W - Cable & Wireless Comm. CanAlb - Telecom Canada/Alberta (403) CanBC - Telecom Canada/British Columbia (604) CanCO - Telecom Canada/Central Ontario (416) CanEO - Telecom Canada/Eastern Ontario (613) CanEQu - Telecom Canada/Eastern Quebec (418) CanMan - Telecom Canada/Manitoba (204) CanMtl - Telecom Canada/Montreal Area (514) CanNB - Telecom Canada/New Brunswick (506) CanNfl - Telecom Canada/Newfoundland (709) CanNCO - Telecom Canada/North Central Ontario (705) CanNSP - Telecom Canada/Nova Scotia, PEI (902) CanNWO - Telecom Canada/NW Ontario (807) CanSsk - Telecom Canada/Saskatchewan (306) CanSWO - Telecom Canada/SW Ontario (519) CanTor - Telecom Canada/Toronto Area (416) CanWQu - Telecom Canada/Western Quebec (819) CDC - ClayDesta Communications CNO - COMTEL of New Orleans COM - COM Systems CQU - ConQuest Comm. Corp CTI - Compu-Tel Inc. DCT - Direct Communications, Inc. Delta - Delta Communications, Inc. EDS - Electronic Data Systems Corp. ETS - Eastern Telephone Systems, Inc. EXF - Execulines of Florida, Inc. FDG - First Digital Network FDN - Florida Digital Network FDT - Friend Technologies FST - First Data Resources GCN - General Communications, Inc. Hedges - Hedges Communications HNI - Houston Network, Inc. ITT - United States Transmission System LDD - LDDS-II, Inc. LDL - Long Distance for Less LGT - LITEL LNS - Lintel Systems LSI - Long Distance Savers LTQ - Long Distance for Less MAL - MIDAMERICAN MCI - MCI Telecommunications Corp. MDE - Meade Associates MEC - Mercury, Inc. MIC - Microtel, Inc. Midco - Midco Communications MTD - Metromedia Long Distance NLD - National Data Corp. NTK - Network Telemanagement Svcs. NTS - NTS Communications ONC - OMNICALL, Inc. ONE - One Call Communications, Inc. PhAmer - Phone America PHE - Phone Mail, Inc. PLG - Pilgrim Telephone Co. PRO - PROTO-COL R-Comm - R-Comm RCI - RCI Corporation SAN - Satelco SCH - Schneider Communications SIR - Southern Interexchange Services SLS - Southland Systems, Inc. SNH - Sunshine Telephone Co. SNT - SouthernNet, Inc. SOC - State of California Sprint - U.S. Telcom, Inc. (U.S. Sprint) Star - STAR-LINE TBQ - Telecable Corp. TED - TeleDial America Teleco - Teleconnect Telnet - Telenet Comm. Corp. TEN - Telesphere Network, Inc. TET - Teltec Savings Communications Co. TGN - Telemanagement Consult't Corp. THA - Touch America TID - TMC South Central Indiana TKC - TK Communications, Inc. TLS - TELE-SAV TMU - Tel-America, Inc. TOM - TMC of Montgomery TSF - SOUTH-TEL TSH - Tel-Share TTH - Tele Tech, Inc. TTU - Total-Tel USA TXN - Tex-Net USL - U.S. Link Long Distance Valu - Valu-Line WES - Westel WUT - Western Union Telegraph Co. Other abbreviations (Futu) - for future assignment (Pagr) - reserved for radio paging [Diry] - Directory Assistance Exchange [T-??] - reserved for testing Notes on 800 Much of this was adapted from Telecom Digest's guide to codes, of which the 800 prefixes were included. This has been updated according to new prefixes available under Canadian dialing. New prefixes added on top of the Telecom Digest list: 354, 388, 395, 473, 477, 487, 488, 676, 677, 688, 695, 745, 753, 755, 765, 766, 800, 866, 879, 884, 926, 927, 933. Where local telcos, such as Illinois Bell offer 800 service, they purchase blocks of numbers from AT&T on prefixes assigned to AT&T. They are free to purchase blocks of numbers from any carrier of their choice however. Often, exchanges of the form NN2 are used internally within an area code or region, such as 552 or 772 in Saskatchewan, or for intra-state use. Specific intra-state or intra-provincial uses are not mentioned in this document. The information was updated according to carriers accessible from Canada. As far as can be determined, only the AT&T, MCI and Sprint 800 services are accessible from Canada at present. However, 337 (assigned to First Data Resources) seems to be connected to MCI. This could be due to the purchase of some companies; the prefixes would then be assumed by the buyer. N0X/N1X prefixes for 800 service are starting to appear. The first widely-known one is 800 used by Sprint (as in 1 800 800 xxxx). This is the only N(0/1)X prefix for 800 to be accessible from Canada at present. --