| Business | Phone |
| A N Telecards Distributer 1386 Gerrard St E, Toronto M4L 1Z2 | (416) 466-8484 |
| A T & T Canada Inc 200 Wellington St W, Toronto M5V 3G2 | (416) 345-2000 |
| Arm Computer Techniques Inc 2088 Yonge St #202, Toronto M4S 2A3 | (416) 488-1757 |
| Deutsche Telekom Canada 70 York St #1700, Toronto M5J 1S9 | (416) 360-2307 |
| Avema Corp 700 Bay St #2301, Toronto M5G 1Z6 | (416) 367-9991 |
| Global One 37 Front St E #400, Toronto M5E 1B3 | (416) 362-9255 |
| Global Knowledge 150 York St #1110, Toronto M5H 3S5 | (416) 364-4275 |
| I2m Corp 111 Eglinton Ave E, Toronto M4P 1H4 | (416) 487-2885 |
| John Street Inc 172 John St, Toronto M5T 1X5 | (416) 348-0123 |
| Korea One Communications Ltd 303 Eglinton Ave E, Toronto M4P 1L3 | (416) 588-1078 |
| Max Telecom 526 Dundas St W, Toronto M5T 1H3 | (416) 205-9828 |
| Nanco Network Consultants 49 Spadina Ave #300, Toronto M5V 2J1 | (416) 977-6052 |
| North American Gateway Inc 207 Queens Quay W #890, Toronto M5J 1A7 | (416) 364-8046 |
| Probetel 36 Toronto St #850, Toronto M5C 2C5 | (416) 366-1936 |
| Q Management Ltd 30 Duncan St, Toronto M5V 2C3 | (416) 593-1661 |
| T-One Corp Inc 151 Front St W, Toronto M5J 2N1 | (416) 214-9149 |
| Sinet Solutions 277 Evelyn Ave, Toronto M6P 2Z8 | (416) 769-8919 |
| Teleanalytics 94 Cumberland St #807, Toronto M5R 1A3 | (416) 972-9334 |
| Telanet Canada Inc 47 Colborne St #202, Toronto M5E 1P8 | (416) 216-4600 |
| Teleseas Corp 151 Front St W, Toronto M5J 2N1 | (416) 214-0570 |
| Telespace Limited 505 Eglinton Ave W, Toronto M5N 1B1 | (416) 481-7005 |
| Telecom Business Solution 2340 Dundas St W, Toronto M6P 4A9 | (416) 536-9777 |
| Telsys Inc 111 Langley Ave, Toronto M4K 1B4 | (416) 466-4558 |
| Teleconference Consultants 37 Jerome St, Toronto M6P 1H8 | (416) 604-0209 |
| Telus 222 Bay St 10th Flr, Toronto M5K 1A1 | (416) 507-7447 |
| Tim Web 366 Adelaide St E, Toronto M5A 3X9 | (416) 603-1800 |
| Tsm Telecom System Managers 358 Clendenan Ave, Toronto M6P 2X4 | (416) 520-4490 |
| Universal Telecom Review Inc 205 Richmond St W #403, Toronto M5V 1V3 | (416) 598-1300 |
| Watson & Assoc 2345 Yonge St #802, Toronto M4P 2E5 | (416) 364-2200 |
| Bridgepoint Intl 55 York St #300, Toronto M5J 1R7 | (416) 365-1711 |
| Cable & Wireless Hkt Pacific 350 Bay St #200, Toronto M5H 2S6 | (416) 869-8887 |
| Comlink Communications Inc 111 Peter St #810, Toronto M5V 2H1 | (416) 598-0060 |
| Daravel Limited 439 Spadina Rd, Toronto M5P 3M6 | (416) 483-7696 |
| Ees Group 40 King St W #4900, Toronto M5H 4A2 | (416) 777-6703 |
| Doscom Enterprises Ltd 44 Charles St W, Toronto | (416) 966-8922 |
| Drh & Assoc Ltd 36 Cedarvale Ave, Toronto M4C 4J4 | (416) 693-6494 |
| Eddington Consulting 56 Willow Ave, Toronto M4E 3K2 | (416) 690-7616 |
| Elix 777 Bay St, Toronto M5G 2C8 | (416) 977-0090 |