| Business | Phone |
| A-B-C Communications Inc 17541 15th Ave Ne, Seattle 98155 | (206) 364-8300 |
| C-Comm 1715 N 122nd St, Seattle 98133 | (206) 783-0616 |
| Communications Wholesalers 17537 15th Ave Ne, Seattle 98155 | (206) 364-6410 |
| Day Wireless Systems 430 Dexter Ave N, Seattle 98109 | (206) 624-6332 |
| Emerald City Marine 1900 N Northlake Way, Seattle 98103 | (206) 547-8171 |
| Event Rental Communications 5950 6th Ave S 218, Seattle 98108 | (206) 767-8037 |
| Harris Microwave Communication 1420 5th Ave, Seattle 98101 | (206) 340-1015 |