| Company | Location | Phone |
|
1-800-Collect
Long Distance Service, MCI Worldcom |
Arlington, VA | 703-341-3000 |
|
1-800CALLATT, AT&T Corp |
Basking Ridge, NJ | 908-221-2000 |
|
10-10-321
Long Distance Residential, MCI Worldcom |
Arlington, VA | 703-341-3000 |
| AT&T Corp. | New York, NY | 212-387-5400 |
| Airtouch Communications | San Francisco, CA | 415-658-2000 |
| Alltel Corp. | Little Rock, AR | 501-905-8000 |
| Ameritech Corp. | Chicago, IL | 800-257-0902 |
| Bell Atlantic Corp. | Philadelphia, PA | 215-963-6000 |
| Bell Atlantic Ninex Mobile | Bedminster, NJ | 908-306-7000 |
| BellSouth Corp. | Atlanta, GA | 404-249-2000 |
| Ericsson Cellular Network | Richardson, TX | 972-583-0000 |
| Excel Communications | Dallas, TX | 214-863-8000 |
| Fujitsu Cellular Phones | Torrance, CA | 310-327-2151 |
| GTE Service Corp. | Irving, TX | 972-507-5000 |
| LCI Communications | Nyack, NY | 914-358-5659 |
| Lucent Technologies | Murray Hill, NJ | 908-582-8500 |
| MCI | Arlington, VA | 703-414-3000 |
| Mitsubishi Wireless Communications | Duluth, GA | 770-638-2100 |
| MobilComm | Ridgefield Park, NJ | 201-440-8400 |
| Motorola, Inc. | Schaumburg, IL | 847-576-5000 |
| Nextel Communications | McLean, VA | 703-433-4000 |
| Nokia Inc. | Irving, TX | 972-894-5000 |
| Omnipoint Communications | Cedar Knolls, NJ | 973-290-2400 |
|
Pacific
Bell (Telesis) |
San Ramon, CA | 415-394-3000 |
| Pagenet | Dallas, TX | 972-985-4100 |
| Panasonic Co. | Secaucus, NJ | 201-348-7000 |
| Samsung Electronics America | Ridgefield Park, NJ | 201-229-4000 |
| SkyTel Communications, Inc. | Jackson, MS | 601-944-1300 |
|
Southern
Bell Telephone (BellSouth Corp.) |
Atlanta, GA | 404-982-6400 |
|
Southwestern
Bell Corp. (BellSouth Corp.) |
San Antonio, TX | 210-821-4105 |
| Sprint Corp. | Westwood, KS | 913-624-3000 |
| U.S. Cellular | Chicago, IL | 312-630-1900 |
| U.S. West, Inc. | Englewood, CO | 800-879-4357 |
| Verizon Wireless | Bedminster, NJ | 908-306-7000 |
| World Com, Inc. | Jackson, MS | 601-360-8600 |