| A & A WIRELESS | 323 N HOWARD ST BALTIMORE, MD | (410) 783-7772 |
| ALL CITY COMP-TEL SERVICES | 28 PENNY LN BALTIMORE, MD | (410) 484-0368 |
| AMERICAN VOICE MAIL INC | BALTIMORE, MD | (410) 625-2425 |
| BEEPER WORLD FEATURING THE ACTIVATOR | 1931 W PRATT ST BALTIMORE, MD | (410) 233-7726 |
| CASMITEL TELECOMMUNICATIONS | 3305 GRENTON AVE BALTIMORE, MD | (410) 254-7633 |
| COIN CALL SERVICES | 7821 PHILADELPHIA RD BALTIMORE, MD | (410) 866-0400 |
| COMPU-PHONE INC | 4501 POWELL AVE BALTIMORE, MD | (410) 483-1070 |
| DIGITAL 2000 | 9 N HOWARD ST BALTIMORE, MD | (410) 347-0708 |
| DISCOUNT | BALTIMORE, MD | (410) 625-9225 |
| DJ CELLS & ACCESSORIES | 6403 BELAIR RD BALTIMORE, MD | (410) 426-7600 |
| ENTERPRISE ELECTRIC CO INC | 4204 SHANNON DR BALTIMORE, MD | (410) 488-8200 |
| GRACE TELECOM | BALTIMORE, MD | (410) 781-0100 |
| HARVEYS PAGING COMPANY | 1604 HOMSTD ST BALTIMORE, MD | (410) 889-9830 |
| INSIGHT PAGING | 3729 EASTERN AVE BALTIMORE, MD | (410) 342-1100 |
| IRIXUS LLC | BALTIMORE, MD | (410) 947-9666 |
| KIMS WIGS | 1801 PENNSYLVANIA AVE BALTIMORE, MD | (410) 523-2156 |
| MARCO COMMUNICATIONS | 300 N HOWARD ST BALTIMORE, MD | (410) 727-6898 |
| MARYLAND TELEPHONE PRODUCTS CO INC | BALTIMORE, MD | (410) 494-9741 |
| METROPOLITAN WIRELESS SYSTEM | 4226 HARFORD RD BALTIMORE, MD | (410) 444-3101 |
| N TOUCH COMMUNICATIONS | 1532 HAVENWOOD RD BALTIMORE, MD | (410) 889-1400 |
| NEXTEL COMMUNICATIONS | 1753 E JOPPA RD BALTIMORE, MD | (410) 663-2200 |
| PROACTIVE TELENET INC | 4127 SLATER AVE BALTIMORE, MD | (410) 529-6024 |
| RADWARE | BALTIMORE, MD | (410) 547-2773 |
| STAR PAGE | 2334 E MONUMENT ST BALTIMORE, MD | (410) 522-4761 |
| TELETALK | 9 N HOWARD ST BALTIMORE, MD | (410) 347-0708 |
| TELETALK INTERNATIONAL SERVICES INC | 1531 S EDGEWOOD ST BALTIMORE, MD | (410) 525-2800 |
| TESTA PETERSON COMMUNICATIONS LLC | BALTIMORE, MD | (410) 435-4500 |
| THE OLD TELEPHONE CO INC | HARDFORD RD BALTIMORE, MD | (410) 426-2400 |
| UNIVERSAL BEEPERS & ELECTRONICS CENTER | 315 N HOWARD ST BALTIMORE, MD | (410) 837-2141 |
| VOICE LINK | BALTIMORE, MD | (410) 602-2400 |
| WIRELESS CITY INC | 331 N HOWARD ST BALTIMORE, MD | (410) 628-4080 |
| WIRELESS ZONE | 7834 WISE AVE BALTIMORE, MD | (410) 285-4500 |