| Business | Phone |
| Homematix-Supertech 1055 Sarnia Rd, London N6H 5J9 | (519) 858-9964 |
| Omni Telecom 390 Springbank Dr #18, London N6J 1G9 | (519) 641-8668 |
| Omni-Tel-Communications 390 Springbank Dr #18, London N6J 1G9 | (519) 472-5995 |
| Bel-Mar Communications 160 Adelaide St S, London N5Z 3L1 | (519) 649-0007 |
| Best Communications 124 Base Line Rd E, London N6C 2N8 | (519) 433-3033 |
| Tigeertel 383 Richmond St #1106, London N6A 3C4 | (519) 642-4164 |
| Windsor Technical Svc 754 Dundas St, London N5W 2Z7 | (519) 438-4514 |
| Boulton Communications 134 Muriel Cres, London N6E 2K6 | (519) 686-5396 |
| Bst Trading Inc 2042 Case Crt, London N6G 5G1 | (519) 472-5562 |
| Delphi Solutions Corp 657 Consortium Crt, London N6E 2S8 | (519) 685-2600 |