| Business | Phone |
| Intergrated Cable Systems 55 Patterson Rd, Barrie L4N 3V9 | (705) 739-6553 |
| Micro Service Inc 14 Truman Rd #A, Barrie L4N 8Y8 | (705) 733-2399 |
| Scbn Telecommunications Inc 55 Patterson Rd, Barrie L4N 3V9 | (705) 722-7300 |
| Software Group Ltd 642 Welham Rd, Barrie L4N 9A1 | (705) 725-9999 |