| Business | Phone |
| Instatel Communication 38 Thornmount Dr, Scarborough M1B 5P2 | (416) 208-5888 |
| Mar Communications Ltd 3781 Victoria Park Ave #1a, Scarborough M1W 3K5 | (416) 497-3755 |
| Mc Curdy Telecommunications 445 Milner Ave #2, Scarborough M1B 2K4 | (416) 291-6449 |
| Saturn Telecommunications Inc 1184 Kennedy Rd, Scarborough M1P 2L1 | (416) 755-9101 |
| Sciecom Communications 5310 Finch Ave E #8, Scarborough M1S 5E8 | (416) 292-2426 |
| Simply Telecom Inc 705 Progress Ave #3a, Scarborough M1H 2X1 | (416) 438-0039 |
| Telephone Services 375 Middlefield Rd, Scarborough M1S 5A9 | (416) 298-8383 |
| Tone Performance Communication 94 Crockford Blvd, Scarborough M1R 3C3 | (905) 943-7400 |
| Business Telecom Canada 1145 Bellamy Rd N #1, Scarborough M1H 1H5 | (416) 431-9014 |
| Commercial Telecom Group 886 Progress Ave, Scarborough M1H 2X7 | (416) 438-8338 |