| Business | Phone |
| Advanced Telcom Group Inc 1111 Cornwall Ave A1, Bellingham 98225 | (360) 738-8506 |
| Baron Telecommunications 1204 Railroad Ave 101, Bellingham 98225 | (360) 734-5082 |
| Teleport Communications Group 1716 Iowa St, Bellingham 98229 | (360) 676-2420 |