| Business | Phone |
| Abo Business Machines 1268 St Clair Ave W, Toronto M6E 1B9 | (416) 652-2288 |
| Hccgs Network Svc Ltd 20 Bay St, Toronto M5J 2N8 | (416) 203-5262 |
| Mobile Business Comm Ltd 2 Bloor St W, Toronto M4W 3E2 | (416) 944-8213 |
| Ne-Xus Inc 219 Dufferin St, Toronto M6K 3J1 | (416) 533-5333 |
| R U Communicating Inc-Corp 40 King St W, Toronto M5H 3Y2 | (416) 444-7400 |
| Comet Telecom 3285 Dundas St W, Toronto M6P 2A5 | (416) 760-8628 |
| Gdi Global Data Inc 161 Bay St #2700, Toronto M5J 2S1 | (416) 572-2034 |
| Tel-Systems 1080 Tapscott road, unit 1, Toronto M1X 1E7 | (416) 291-6000 |
| TEL SYSTEMS 1080 TAPSCOTT ROAD, UNIT 1, Toronto M1X1E7 | (416) 291-6000 |