Carrier Identification Codes

Alphabetical Listing of ICs and Carrier Identification Codes (CICs)

ACNA = Access Customer Name Abbreviation

Old Feature Group D Feature Group B 2-Digit 3-Digit 3-Digit IC Name ACNA CIC CIC CIC Allnet Communication Services, Inc. ALN 44 444 044 ALTCOM Corporation ALI 40 400 <-- Alternative Communications Company ALT 34 234 <-- AmeriCall Systems of Louisville ALU 06 006 <-- American Network, Inc. PRH 53 053 <-- American Satellite Co. ASC 56 369 <-- American Sharecom, Inc. ASI 32 322 <-- American Telephone Exchange ATE 50 050 <-- Argo Communications Corp. ACC 45 456 <-- AT&T Communications ATX 01 321 <-- Delta Communications, Inc. DLT 30 233 <-- Eastern Telephone Systems, Inc. ETS 54 054 <-- Express Telecom, Inc. ETI 70 XXX XXX First Phone Corp. FNE 42 442 <-- General Communication Inc. GCN 77 077 <-- GTE SPRINT Communications GSP 02 777 <-- HASP, Inc. HAP 60 600 <-- Hawaiian Telephone Company HWT 15 015 <-- Inteleplex Corporation IPL 35 235 035 Interstate Communications, Inc. ICI 87 087 <-- ISACOMM, Inc. ISA 65 065 <-- Lehigh Valley Telcom, Inc. LVT 51 051 <-- Lexitel Communications LEX 66 666 066 Liberty Bell Communications, Inc. LBC 76 776 <-- Long Distance Savers LSI 36 036 <-- Long Distance Service (LDS), Inc. LDS 84 084 <-- MCI International MCX 13 ??? <-- MCI Telecommunications Corporation MCI 22 222 022 Mercury, Inc. MEC 21 021 <-- Microtel, Inc. MIC 78 789 <-- NCR Telecommunication Services Inc. NCR 09 009 <-- Network I, Inc. NEI 05 011 <-- Network Telecommunications NTI 68 685 <-- Petricca Communications Systems PEI 24 024 <-- RCI Corporation RTC 03 211 003 Republic Telcom RTT 26 026 <-- Satelco SAN 80 800 <-- Satellite Business Systems SBS 88 888 088 Schneider Communications SCH 58 500 <-- Sears Communications Company ALC 75 755 <-- Sorenson Telecommunications Company STH 86 950 <-- Starnet Corporation SNC 23 999 <-- Telemarketing Communications, Inc. TAM 07 007 <-- Telcom Systems, Inc. TSS 89 889 <-- Telecommunications Systems, Inc. TSI 52 852 <-- TeleDial America TED 41 040 <-- Telesaver TSR 28 221 <-- Telesphere Network, Inc. TEN 55 555 <-- Teltec Savings Communications Co. TET 31 031 <-- Total-Tel USA, Inc. TTU 08 081 <-- Transcall America, Inc. TRS 82 824 082 TRT Telecommunications Corporation TRT 12 120 <-- U.S. Telephone, Inc. UTC 33 333 033 United States Transmission Systems UST 25 488 <-- Universal Network Communications Co. UVL 04 004 <-- WesTel, Inc. WES 85 085 <-- Western Union Telegraph Company WUT 20 220 <-- ************************************************************************** Prepared by: Numbering/Dialing Planning Group, Bellcore - Network Planning For questions or comments call Bob Brillhart on 201-221-5315 04/05/84