From: rdippold@cancun.qualcomm.com (Ron Dippold)
Newsgroups: comp.dcom.telecom
Subject: Re: Why Four-Digit Carrier Identification Codes?
Date: 13 Sep 92 08:49:23 GMT
Organization: Qualcomm, Inc., San Diego, CA
X-Submissions-To: telecom@eecs.nwu.edu
X-Administrivia-To: telecom-request@eecs.nwu.edu
X-Telecom-Digest: Volume 12, Issue 707, Message 2 of 7

sequent!islabs!fasttech!zeke@uunet.UU.NET (Bohdan Tashchuk) writes:

> Several recent messages have mentioned there will soon be a change
> from three-digit to four-digit long distance carrier identification
> codes.  Why is this change necessary?

Here's a list of some of the codes -- not all are available from all
locations, most require an account to use.  This is the most complete
table I've found, but it's not complete. It's getting crowded!  The
list is long, but interesting.  No guarantees of accuracy implied,
etc.

001     MidAmerican LD (Republic Telecom)
002     AmeriCall LDC
003     RCI Corporation
007     Tel America
011     Metromedia Long Distance
012     Charter Corporation (Tri-J)
013     Access Services
021     Mercury
022     MCI Telecommunications
023     Texnet
024     Petricca Communications Systems
028     Texnet
030     Valu-Line of Wichita Falls
031     Teltec Saving Communications
033     US Sprint
036     Long Distance Savers
039     Electronic Office Centers of America (EO/Tech)
042     First Phone
044     Allnet Communication Services (LDX, Lexitel)
053     American Network (Starnet)
056     American Satellite
057     Long Distance Satellite
059     COMNET
060     Valu-Line of West Texas
063     COMNET
069     V/COM
070     National Telephone Exchange
080     AMTEL Systems
084     Long Distance Service (LDS)
085     WesTel
088     Satellite Business Systems (MCI)
089     Telephone Systems
090     WesTel
093     Rainbow Communications
095     Southwest Communications
099     AmeriCall
122     RCA Global Communications
137     All America Cables and Radio (ITT)
142     First Phone
146     ARGO Communications
188     Satellite Business Systems
201     PhoneNet
202     ExecuLines
203     Cypress Telecommunications (Cytel)
204     United Telephone Long Distance
206     United Telephone Long Distance
211     RCI
212     Call US
213     Long Distance Telephone Savers
214     Tyler Telecom
215     Star Tel of Abilene
217     Call US
219     Call USA
220     Western Union Telegraph
222     MCI Telecommunications (SBS)
223     Cable & Wireless Communication (TDX)
224     American Communications
227     ATH Communications (Call America)
229     Bay Communications
232     Superior Telecom
233     Delta Communications
234     AC Teleconnect (Alternative Communication)
237     Inter-Comm Telephone
239     Woof Communications (ACT)
241     American Long Lines
242     Choice Information Systems
244     Automated Communications
245     Taconic Long Distance Service
250     Dial-Net
252     Long Distance/USA
253     Litel Telecommunications
255     All-State Communications
256     American Sharecom
260     Advanced Communications Systems
263     Com Systems (Sun Dial Communications)
268     Compute-A-Call
276     CP National (American Network, Starnet)
284     American Telenet
286     Clark Telecommunications
287     ATS Communications
288     AT&T Communications
298     Thriftline
302     Austin Bestline
303     MidAmerican LD (Republic Telecom)
311     SaveNet (American Network, Starnet)
318     Long Distance Savers
321     Southland Systems
322     American Sharecom
324     First Communication
331     Texustel
333     US Sprint
336     Florida Digital Network
338     Midco Communications
339     Communication Cable Laying
343     Communication Cable Laying
345     AC Teleconnect (Alternative Communication)
350     Dial-Net
355     US Link
357     Manitowoc Long Distance Service
362     Electronic Office Centers of America (EO/Tech)
363     Tel-Toll (Econ-O-Dial of Bishop)
369     American Satellite
373     Econo-Line Waco
375     Wertern Union Telegraph
385     The Switchboard
393     Execulines Florida
400     American Sharecom
404     MidAmerican LD (Republic Telecom)
412     Penn Telecom
428     Inter-Comm Telephone
432     Lightcall
435     Call-USA
436     Indiana Switch
440     Tex-Net
441     Escondido Telephone
442     First Phone
444     Allnet Communication Services (LDX, Lexitel)
455     Telecom Long Distance
456     ARGO Communications
462     American Network Services
464     Houston Network
465     Intelco
466     International Office Networks
469     GMW
472     Hal-Rad Communications
480     Chico Telecom (Call America)
488     United States Transmission Systems (ITT)
505     San Marcos Long Distance
515     Burlington Telephone
529     Southern Oregon Long Distance
532     Long Distance America
533     Long Distance Discount
536     Long Distance Management
550     Valu-Line of Alexandria
551     Pittsburg Communication Systems
552     First Phone
555     TeleSphere Networks
566     Cable & Wireless Communication (TDX)
567     Advanced Marketing Services (Dial Anywhere)
579     LintelSystem (Lincoln Telephone LD)
590     Wisconsin Telecommunications Tech
599     Texas Long Distance Conroe
601     Discount Communications Services
606     Biz Tel Long Distance Telephone
622     Metro America Communications
634     Econo-Line Midland
646     Contact America
654     Cincinnati Bell Long Distance
655     Ken-Tel Service
660     Tex-Net
666     Southwest Communications
675     Network Services
680     Midwest Telephone Service
682     Ashland Call America
684     Nacogdoches Telecommunications
687     NTS Communications
700     Tel-America
704     Inter-Exchange Communications
707     Telvue
709     Tel-America
717     Pass Word
726     Procom
727     Conroe-Comtel
735     Marinette-Menominee Lds
737     National Telecommunications
741     ClayDesta
742     Phone America of Carolina
743     Peninsula Long Distance Service
747     Standard Informations Services
755     Sears Communication
757     Pace Long Distance Service
759     Telenet Communication (US Sprint)
760     American Satellite
766     Yavapai Telephone Exchange
771     Telesystems
777     US Sprint
785     Olympia Telecom
786     Shared Use Network Service
787     Star Tel of Abilene
788     ASCI's Telepone Express Network
789     Microtel
792     Southwest Communications
800     Satelco
801     MidAmerican LD (Republic)
827     TCS Network Services
833     Business Telecom
839     Cable & Wireless Communication (TDX)
847     VIP Connections
850     TK Communications
852     Telecommunicatons Systems
859     Valu-Line of Longview
872     Telecommunications Services
874     Tri-Tel Communications
879     Thriftycall (Lintel Systems)
881     Coastal Telephone
882     Tuck Data Communications
883     TTI Midland-Odessa
884     TTI Midland-Odessa
885     The CommuniGroup
888     Satellite Business Systems (MCI)
895     Texas on Line
897     Leslie Hammond (Phone America)
898     Satellite Business Systems (MCI)
910     Montgomery Telamarketing Communication
915     Tele Tech
933     North American Communications
936     Rainbow Commuinications
937     Access Long Distance
938     Access Long Distance
951     Transamerica Telecommunications
955     United Communications
960     Access Plus
963     Tenex Communications
969     Dial-Net
985     America Calling
986     MCI Telecommunications (SBS)
987     ClayDesta Communications
988     Western Union Telegraph
991     Access Long Distance