Here is an updated listing of the prefixes used with 800 toll free service prepared for us by Bill Huttig . This list shows which carrier handles calls placed to 800-xxx numbers. Choice of carrier routing on calls to 800-xxx numbers cannot be overridden with 10xxx routing. It should also be noted as in the past here that on calls to 800 numbers, the called party either immediatly in some instances or on a delayed basis receives a record of numbers which called. This identif ication of the calling party cannot be overridden with *67 or the 'line-blocking' associated with Caller-ID. 202 RCCP RADIO COMMON CARRIER PAGING 212 RCCP RADIO COMMON CARRIER PAGING 213 9348 CINCINNATI BELL TELEPHONE 220 ATZ ATX-COMMUNICATIONS 221 ATX AT&T-C 222 ATX AT&T-C 223 ATX AT&T-C 224 LDL LONG DISTANCE FOR LESS 225 ATX AT&T-C 226 ATL ATC 227 ATX AT&T-C 228 ATX AT&T-C 229 TDX CABLE & WIRELESS COMMUNICATIONS 230 NTK NETWORK TELEMANAGEMENT SERVICES 231 ATX AT&T-C 232 ATX AT&T-C 233 ATX AT&T-C 234 MCI MCI TELECOMMUNICATIONS CORPORATION 235 ATX AT&T-C 236 SCH SCHNEIDER COMMUNICATIONS 237 ATX AT&T-C 238 ATX AT&T-C 239 DLT DELTA COMMUNICATIONS, INC. 240 SIR SOUTHERN INTEREXCHANGE SERVICES 241 ATX AT&T-C 242 ATX AT&T-C 243 ATX AT&T-C 244 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 245 ATX AT&T-C 246 9553 SOUTHWESTERN BELL 247 ATX AT&T-C 248 ATX AT&T-C 249 LWC LASSMAN-WEBER COMMUNICATIONS 251 ATX AT&T-C 252 ATX AT&T-C 253 ATX AT&T-C 254 TTU TOTAL-TEL USA 255 ATX AT&T-C 256 LSI LONG DISTANCE SAVERS 257 ATX AT&T-C 258 ATX AT&T-C 259 LSI LONG DISTANCE SAVERS 260 COK COM-LINK21 261 SCH SCHNEIDER COMMUNICATIONS 262 ATX AT&T-C 263 CAN TELCOM CANADA 264 LDD LDDS COMMUNICATIONS 265 CAN TELCOM CANADA 266 CSY COM SYSTEMS 267 CAN TELCOM CANADA 268 CAN TELCOM CANADA 269 FDG FIRST DIGITAL NETWORK 270 CRZ CLEARTEL COMMUNICATIONS 271 TRA3 TRAFFIC ROUTING ADMINISTRATION 3 272 ATX AT&T-C 273 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 274 MCI MCI TELECOMMUNICATIONS CORPORATION 275 ITT MTD/UNITED STATES TRANSMISSION SYSTEMS 276 ONE ONE CALL COMMUNICATIONS, INC. 277 SNT MCI / TDD / SOUTHERNNET, INC. 279 MAL MIDAMERICAN 280 ADG ADVANTAGE NETWORK, INC. 282 ATX AT&T-C 283 MCI MCI TELECOMMUNICATIONS CORPORATION 284 MCI MCI TELECOMMUNICATIONS CORPORATION 286 9147 SOUTHERN NEW ENGLAND TELEPHONE 287 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 288 MCI MCI TELECOMMUNICATIONS CORPORATION 289 MCI MCI TELECOMMUNICATIONS CORPORATION 292 ATX AT&T-C 293 PRO PROTO-COL 294 FDC AFFORD A CALL 295 ACT ACC LONG DISTANCE CORPORATION 296 LDW LONG DISTANCE SERVICE, INC. 297 ARE AMERICAN EXPRESS TRS 298 CNO COMTEL OF NEW ORLEANS 299 ATL ATC 302 RCCP RADIO COMMON CARRIER PAGING 312 RCCP RADIO COMMON CARRIER PAGING 320 CQD CONQUEST LONG DISTANCE CORPORATION 321 ATX AT&T-C 322 ATX AT&T-C 323 ATX AT&T-C 324 HNI HOUSTON NETWORKM INC./VXVY TELECOM, INC. 325 ATX AT&T-C 326 UTC US TELCOM, INC./US SPRINT 327 ATX AT&T-C 328 ATX AT&T-C 329 ATL ATC 330 ATL ATC 331 ATX AT&T-C 332 ATX AT&T-C 333 MCI MCI TELECOMMUNICATIONS CORPORATION 334 ATX AT&T-C 335 SCH SCHNEIDER COMMUNICATIONS 336 ATX AT&T-C 337 FDR FIRST DATA RESOURCES 338 ATX AT&T-C 339 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 340 FFM FIRST FINANCIAL MANAGEMENT CORPORATION 341 ATX AT&T-C 342 ATX AT&T-C 343 ATX AT&T-C 344 ATX AT&T-C 345 ATX AT&T-C 346 ATX AT&T-C 347 UTC US TELCOM, INC./US SPRINT 348 ATX AT&T-C 349 DCT DIRECT COMMUNICATIONS, INC. 350 CSY COM SYSTEMS 351 ATX AT&T-C 352 ATX AT&T-C 353 SCH SCHNEIDER COMMUNICATIONS 354 ATX AT&T-C 355 ATZ ATX-COMMUNICATIONS 356 ATX AT&T-C 357 CNZ CAM-NET SYSTEMS-INC. 358 ATX AT&T-C 359 UTC US TELCOM, INC./US SPRINT 360 CWV ???????????????????????????????????????? 361 CAN TELCOM CANADA 362 ATX AT&T-C 363 CAN TELCOM CANADA 364 HNI HOUSTON NETWORKM INC./VXVY TELECOM, INC. 365 MCI MCI TELECOMMUNICATIONS CORPORATION 366 UTC US TELCOM, INC./US SPRINT 367 ATX AT&T-C 368 ATX AT&T-C 369 TDD MCI / TELECONNECT 370 TDD MCI / TELECONNECT 372 ATX AT&T-C 373 TDD MCI / TELECONNECT 374 ITG INTERNATIONAL TELECHARGE, INC. 375 TNO ATC CIGNAL COMMUNICATIONS 375 ATL ATC 376 ECR ECONO-CALL LONG DISTANCE 377 GTS TELENET COMMUNICATIONS CORPORATION 378 NTP NATIONAL TELEPHONE COMPANY 379 EMI EASTERN MICROWAVE 381 LMI LONG DISTANCE OF MICHIGAN 382 ATX AT&T-C 383 TDD MCI / TELECONNECT 384 FDT FRIEND TECHNOLOGIES 385 CAB HEDGES COMMUNICATIONS /COM CABLE LAYING 386 TBQ TELECABLE CORPORATION 387 CAN TELCOM CANADA 388 MCI MCI TELECOMMUNICATIONS CORPORATION 390 EBR ECONO-CALL 392 ATX AT&T-C 393 EXF PIONEER TELEPHONE /EXECULINES OF FLORIDA 394 TDX CABLE & WIRELESS COMMUNICATIONS 395 MCI MCI TELECOMMUNICATIONS CORPORATION 396 BOA BANK OF AMERICA 397 TDD MCI / TELECONNECT 399 ARZ AMERICALL CORPORATION (CA) 402 RCCP RADIO COMMON CARRIER PAGING 412 RCCP RADIO COMMON CARRIER PAGING 420 TGR TMC OF SOUTHWEST FLORIDA 421 ATX AT&T-C 422 ATX AT&T-C 423 ATX AT&T-C 424 ATX AT&T-C 425 TTH TELE TECH, INC. 426 ATX AT&T-C 427 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 428 ATX AT&T-C 429 TRF T-TEL 431 ATX AT&T-C 432 ATX AT&T-C 433 ATX AT&T-C 434 AGN AMERIGON 435 ATX AT&T-C 436 IDN INDIANA SWITCH, INC. 437 ATX AT&T-C 438 ATX AT&T-C 439 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 440 TXN TEX-NET 441 ATX AT&T-C 442 ATX AT&T-C 443 ATX AT&T-C 444 MCI MCI TELECOMMUNICATIONS CORPORATION 445 ATX AT&T-C 446 ATX AT&T-C 447 ATX AT&T-C 448 ATX AT&T-C 449 UTD UNITED TELCO / TELAMAR 450 USL US LINK LONG DISTANCE 451 ATX AT&T-C 452 ATX AT&T-C 453 ATX AT&T-C 454 ALN ALLNET COMMUNICATIONS SERVICES 455 LDG LDD, INC. 456 MCI MCI TELECOMMUNICATIONS CORPORATION 457 ATX AT&T-C 458 ATX AT&T-C 459 9631 NORTHWEST BELL 460 NTX NATIONAL TELEPHONE EXCHANGE 461 CAN TELCOM CANADA 462 ATX AT&T-C 463 CAN TELCOM CANADA 464 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 465 CAN TELCOM CANADA 466 ALN ALLNET COMMUNICATIONS SERVICES 467 LDD LDDS COMMUNICATIONS 468 ATX AT&T-C 469 IAS IOWA NETWORK SERVICES 471 ALN ALLNET COMMUNICATIONS SERVICES 472 ATX AT&T-C 473 UTC US TELCOM, INC./US SPRINT 474 32V1 VIRGIN ISLAND TELEPHONE 475 TDD MCI / TELECONNECT 476 SNT MCI / TDD / SOUTHERNNET, INC. 477 MCI MCI TELECOMMUNICATIONS CORPORATION 478 AAM ALASCOM 479 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 481 1186 GTE/NORTH 482 ATX AT&T-C 483 0328 GTE/FLORIDA 484 TDD MCI / TELECONNECT 485 TDD MCI / TELECONNECT 486 TDX CABLE & WIRELESS COMMUNICATIONS 487 UTC US TELCOM, INC./US SPRINT 488 UTC US TELCOM, INC./US SPRINT 489 LDD LDDS COMMUNICATIONS 492 ATX AT&T-C 493 IPC INTERNATION PACIFIC 494 NWR NETWORK TELEPHONE SERVICE 495 JNT J-NET COMMUNICATIONS 496 TRA3 TRAFFIC ROUTING ADMINISTRATION 3 502 RCCP RADIO COMMON CARRIER PAGING 512 RCCP RADIO COMMON CARRIER PAGING 520 PCD PENTAGON COMPUTER DATA, LTD. 521 ATX AT&T-C 522 ATX AT&T-C 523 ATX AT&T-C 524 ATX AT&T-C 525 ATX AT&T-C 526 ATX AT&T-C 527 ATX AT&T-C 528 ATX AT&T-C 529 MIT MIDCO COMMUNICATIONS 530 VRT VARTEC NATIONAL, INC. 531 ATX AT&T-C 532 ATX AT&T-C 533 ATX AT&T-C 534 TRA3 TRAFFIC ROUTING ADMINISTRATION 3 535 ATX AT&T-C 536 ALN ALLNET COMMUNICATIONS SERVICES 537 ATX AT&T-C 538 ATX AT&T-C 539 FNE FIRST PHONE 540 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 541 ATX AT&T-C 542 ATX AT&T-C 543 ATX AT&T-C 544 ATX AT&T-C 545 ATX AT&T-C 546 UTC US TELCOM, INC./US SPRINT 547 ATX AT&T-C 548 ATX AT&T-C 549 CBU CALL AMERICA 550 CMA CALL-AMERICA 551 ATX AT&T-C 552 ATX AT&T-C 553 ATX AT&T-C 554 ATX AT&T-C 555 ATX AT&T-C 556 ATX AT&T-C 557 ALN ALLNET COMMUNICATIONS SERVICES 558 ATX AT&T-C 561 CAN TELCOM CANADA 562 ATX AT&T-C 563 CAN TELCOM CANADA 564 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 565 CAN TELCOM CANADA 566 ALN ALLNET COMMUNICATIONS SERVICES 567 CAN TELCOM CANADA 568 MCI MCI TELECOMMUNICATIONS CORPORATION 569 TEN TELESPHERE NETWORK 572 ATX AT&T-C 574 AMM ACCESS LONG DISTANCE 575 AOI UNITED COMMUNICATIONS, INC. 577 GTS TELENET COMMUNICATIONS CORPORATION 579 LNS LINTEL SYSTEMS 580 WES WESTEL 582 ATX AT&T-C 583 TDD MCI / TELECONNECT 584 TDD MCI / TELECONNECT 586 ATC ACTION TELECOM COMPANY 587 LTQ LONG DISTANCE FOR LESS 588 ATC ACTION TELECOM COMPANY 589 LGT LITEL 592 ATX AT&T-C 593 TDD MCI / TELECONNECT 594 TDD MCI / TELECONNECT 595 32P1 PUERTO RICO TELEPHONE 596 TOI TELECOM "OPTIONS" PLUS, INC. 599 LDM LONG DISTANCE MANAGEMENT 602 RCCP RADIO COMMON CARRIER PAGING 612 RCCP RADIO COMMON CARRIER PAGING 621 ATX AT&T-C 622 ATX AT&T-C 623 TRA3 TRAFFIC ROUTING ADMINISTRATION 3 624 ATX AT&T-C 625 NLD NATIONAL DATA CORP 626 ATX AT&T-C 627 MCI MCI TELECOMMUNICATIONS CORPORATION 628 ATX AT&T-C 629 2284 BEEHIVE TELEPHONE 631 ATX AT&T-C 632 ATX AT&T-C 633 ATX AT&T-C 634 ATX AT&T-C 635 ATX AT&T-C 636 CQU CONQUEST COMMUNICATION CORPORATION 637 ATX AT&T-C 638 ATX AT&T-C 639 BUR BURLINGTON TEL 640 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 641 ATX AT&T-C 642 ATX AT&T-C 643 ATX AT&T-C 644 CMA CALL-AMERICA 645 ATX AT&T-C 646 UTT UNION TELEPHONE COMPANY 647 ATX AT&T-C 648 ATX AT&T-C 649 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 652 ATX AT&T-C 654 ATX AT&T-C 655 ESM EXECULINE OF SACRAMENTO, INC. 656 AVX AMVOX 657 TDD MCI / TELECONNECT 658 TDD MCI / TELECONNECT 659 UTC US TELCOM, INC./US SPRINT 660 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 661 CAN TELCOM CANADA 662 ATX AT&T-C 663 CAN TELCOM CANADA 664 MCI MCI TELECOMMUNICATIONS CORPORATION 665 CAN TELCOM CANADA 666 MCI MCI TELECOMMUNICATIONS CORPORATION 667 CAN TELCOM CANADA 668 CAN TELCOM CANADA 669 UTC US TELCOM, INC./US SPRINT 672 ATX AT&T-C 673 SNT MCI / TDD / SOUTHERNNET, INC. 674 TDD MCI / TELECONNECT 675 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 676 UTC US TELCOM, INC./US SPRINT 677 MCI MCI TELECOMMUNICATIONS CORPORATION 678 MCI MCI TELECOMMUNICATIONS CORPORATION 679 VOB TRANS-NET, INC. 680 2408 PACIFIC TELCOM 682 ATX AT&T-C 683 MTD METROMEDIA LONG DISTANCE 684 NTQ NORTHERN TELECOM, INC. 685 MCI MCI TELECOMMUNICATIONS CORPORATION 686 LGT LITEL 687 NTS NTS COMMUNICATIONS 688 MCI MCI TELECOMMUNICATIONS CORPORATION 689 NWS NORTHWEST TELCO 691 32D1 DOMIN REPUBLIC TELEPHONE 692 ATX AT&T-C 693 JJJ TRI-J 694 TZC TELESCAN 695 MCI MCI TELECOMMUNICATIONS CORPORATION 696 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 698 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 699 PLG PILGRIM TELEPHONE CO. 702 RCCP RADIO COMMON CARRIER PAGING 712 RCCP RADIO COMMON CARRIER PAGING 720 TGN TELEMANAGEMENT CONSULT'T CORP 721 FLX FLEX COMMUNICATIONS 722 ATX AT&T-C 723 MCI MCI TELECOMMUNICATIONS CORPORATION 724 RTC RCI CORPORATION 725 ATL ATC 726 UTC US TELCOM, INC./US SPRINT 727 MCI MCI TELECOMMUNICATIONS CORPORATION 728 TDD MCI / TELECONNECT 729 UTC US TELCOM, INC./US SPRINT 732 ATX AT&T-C 733 UTC US TELCOM, INC./US SPRINT 734 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 735 UTC US TELCOM, INC./US SPRINT 736 UTC US TELCOM, INC./US SPRINT 737 MEC MERCURY, INC. 738 MEC MERCURY, INC. 741 ATL ATC 742 ATX AT&T-C 743 UTC US TELCOM, INC./US SPRINT 744 TRA3 TRAFFIC ROUTING ADMINISTRATION 3 745 UTC US TELCOM, INC./US SPRINT 746 FTC FTC COMMUNICATIONS, INCORPORATION 747 TDD MCI / TELECONNECT 748 TDD MCI / TELECONNECT 749 ATL ATC 752 ATX AT&T-C 753 MCI MCI TELECOMMUNICATIONS CORPORATION 754 TSH TEL-SHARE 755 UTC US TELCOM, INC./US SPRINT 756 MCI MCI TELECOMMUNICATIONS CORPORATION 757 TID TMC OF SOUTH CENTRAL INDIANA 759 MCI MCI TELECOMMUNICATIONS CORPORATION 761 ACX ALTERNATE COMMUNICATIONS TECHNOLOGY 762 ATX AT&T-C 763 TON TOUCH & SAVE 764 AAM ALASCOM 765 MCI MCI TELECOMMUNICATIONS CORPORATION 766 MCI MCI TELECOMMUNICATIONS CORPORATION 767 UTC US TELCOM, INC./US SPRINT 768 SNT MCI / TDD / SOUTHERNNET, INC. 770 3300 GENERAL COMMUNICATIONS 771 SNT MCI / TDD / SOUTHERNNET, INC. 772 ATX AT&T-C 773 CUX COMPU-TEL INC. 774 TTQ TTE OF CHARLESTON 776 UTC US TELCOM, INC./US SPRINT 777 MCI MCI TELECOMMUNICATIONS CORPORATION 778 EDS ELECTRONIC DATA SYSTEMS CORPORATION 779 TDD MCI / TELECONNECT 780 SNT MCI / TDD / SOUTHERNNET, INC. 782 ATX AT&T-C 783 ALN ALLNET COMMUNICATIONS SERVICES 784 ALG AMERICAN LONG LINE 785 SNH SUNSHINE TELEPHONE CO. 786 0341 UNITED/FLORIDA 787 MAD MID ATLANTIC TELECOM 788 UTC US TELCOM, INC./US SPRINT 789 TMU TEL-AMERICA, INC. 792 ATX AT&T-C 794 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 797 TAM TMC OF SOUTH CENTRAL INDIANA 798 TDD MCI / TELECONNECT 800 UTC US TELCOM, INC./US SPRINT 802 RCCP RADIO COMMON CARRIER PAGING 807 NTI NETWORK TELECOMMUNICATIONS 808 AAX AMERITECH AUDIOTEX SERVICES 812 RCCP RADIO COMMON CARRIER PAGING 821 ATX AT&T-C 822 ATX AT&T-C 823 THA TOUCH AMERICA 824 ATX AT&T-C 825 MCI MCI TELECOMMUNICATIONS CORPORATION 826 ATX AT&T-C 827 UTC US TELCOM, INC./US SPRINT 828 ATX AT&T-C 829 UTC US TELCOM, INC./US SPRINT 831 ATX AT&T-C 832 ATX AT&T-C 833 ATX AT&T-C 834 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 835 ATX AT&T-C 836 TDD MCI / TELECONNECT 837 TDD MCI / TELECONNECT 838 0567 UNITED/INT MN 839 VST STAR-LINE 841 ATX AT&T-C 842 ATX AT&T-C 843 ATX AT&T-C 844 LDD LDDS COMMUNICATIONS 845 ATX AT&T-C 846 MCI MCI TELECOMMUNICATIONS CORPORATION 847 ATX AT&T-C 848 ATX AT&T-C 849 BTM BUSINESS TELECOM, INC. 850 TKC TK COMMUNICATIONS 851 ATX AT&T-C 852 ATX AT&T-C 853 UTY UNIVERSAL COMMUNICATIONS 854 ATX AT&T-C 855 ATX AT&T-C 857 TDD MCI / TELECONNECT 858 ATX AT&T-C 860 VNS VIRTUAL NETWORK 862 ATX AT&T-C 863 ALN ALLNET COMMUNICATIONS SERVICES 864 TEN TELESPHERE NETWORK 865 3100 HAWAIIAN TELEPHONE 866 MCI MCI TELECOMMUNICATIONS CORPORATION 867 RBL VORTEL 868 SNT MCI / TDD / SOUTHERNNET, INC. 869 UTC US TELCOM, INC./US SPRINT 871 TXL DIGITAL NETWORK, INC. 872 ATX AT&T-C 873 MCI MCI TELECOMMUNICATIONS CORPORATION 874 ATX AT&T-C 875 ALN ALLNET COMMUNICATIONS SERVICES 876 MCI MCI TELECOMMUNICATIONS CORPORATION 877 UTC US TELCOM, INC./US SPRINT 878 ALN ALLNET COMMUNICATIONS SERVICES 879 MCI MCI TELECOMMUNICATIONS CORPORATION 880 NTV NATIONAL TELECOMMUNICATIONS 881 NTV NATIONAL TELECOMMUNICATIONS 882 ATX AT&T-C 883 TDX CABLE & WIRELESS COMMUNICATIONS 884 UTC US TELCOM, INC./US SPRINT 885 SDY TELVUE,CORP 886 ALN ALLNET COMMUNICATIONS SERVICES 887 ETS EASTERN TELEPHONE SYSTEMS, INC. 888 MCI MCI TELECOMMUNICATIONS CORPORATION 889 2408 PACIFIC TELCOM 890 ATZ ATX-COMMUNICATIONS 891 TVT TMC COMMUNICATIONS 892 ATX AT&T-C 896 TXN TEX-NET 898 CGI COMMUNICATIONS GROUP OF JACKSON 899 TDX CABLE & WIRELESS COMMUNICATIONS 902 RCCP RADIO COMMON CARRIER PAGING 908 AAX AMERITECH AUDIOTEX SERVICES 912 RCCP RADIO COMMON CARRIER PAGING 922 ATX AT&T-C 923 ALN ALLNET COMMUNICATIONS SERVICES 924 NASC 800 NUMBER SERVICE & ASSIGNMENT CENTER 925 MCI MCI TELECOMMUNICATIONS CORPORATION 926 MCI MCI TELECOMMUNICATIONS CORPORATION 927 UTC US TELCOM, INC./US SPRINT 928 ALU AMERICALL SYSTEMS - LOUISIANNA 932 ATX AT&T-C 933 MCI MCI TELECOMMUNICATIONS CORPORATION 934 MCI MCI TELECOMMUNICATIONS CORPORATION 936 RBW R-COMM 937 MCI MCI TELECOMMUNICATIONS CORPORATION 939 TZX TELENATIONAL COMMUNICATIONS 940 TSF ATC / SOUTH TEL 942 ATX AT&T-C 943 AUU AUS, INC. 944 MCI MCI TELECOMMUNICATIONS CORPORATION 945 MCI MCI TELECOMMUNICATIONS CORPORATION 946 API PHONE ONE - AMERICAN PIONEER TELEPHONE 947 MCI MCI TELECOMMUNICATIONS CORPORATION 948 PHX PHOENIX NETWORK 950 MCI MCI TELECOMMUNICATIONS CORPORATION 951 BML PHONE AMERICA 952 ATX AT&T-C 955 MCI MCI TELECOMMUNICATIONS CORPORATION 960 CNO COMTEL OF NEW ORLEANS 962 ATX AT&T-C 963 SOC STATE OF CALIFORNIA 964 MCI MCI TELECOMMUNICATIONS CORPORATION 965 TLX TMC OF LEXINGTON 966 TDX CABLE & WIRELESS COMMUNICATIONS 967 MCI MCI TELECOMMUNICATIONS CORPORATION 968 TED TELEDIAL AMERICA 969 TDX CABLE & WIRELESS COMMUNICATIONS 972 ATX AT&T-C 980 VLW VALU-LINE OF LONGVIEW, INC. 981 32P1 PUERTO RICO TELEPHONE 982 ATX AT&T-C 983 WUT WESTERN UNION TELEGRAPH CO. 986 WUT WESTERN UNION TELEGRAPH CO. 987 BTL BITTEL TELECOMMUNICATIONS CORPORATION 988 TDD MCI / TELECONNECT 989 TDX CABLE & WIRELESS COMMUNICATIONS 990 FEB FEB CORPORATION 992 ATX AT&T-C 993 LKS ???????????????????????????????????????? 996 VOA VALU-LINE 999 MCI MCI TELECOMMUNICATIONS CORPORATION