| Business | Phone |
| Strata Communications 4000 Airport Way S, Seattle 98108 | (206) 625-1234 |
| Alki Communications Inc 2719 California Ave Sw, Seattle 98116 | (206) 938-1832 |
| Allied Riser Communications 701 5th Ave, Seattle 98104 | (206) 275-4831 |
| Atg Shared Communications 2001 6th Ave, Seattle 98121 | (206) 441-0952 |
| Barer Communication Seattle 98115 | (206) 527-4700 |
| Bellwether Group 506 2nd Ave 3000, Seattle 98104 | (206) 583-0333 |
| Bfg Communication Inc 2101 4th Ave 2040, Seattle 98121 | (206) 256-2455 |
| Comm Scan Inc Seattle 98101 | (206) 622-8474 |
| Commoncents Communications 4730 University Way Ne, Seattle 98105 | (206) 917-5886 |
| Keesling-Chambers & Assoc 2005 Broadway E, Seattle 98102 | (206) 322-3444 |
| Communications.Com Inc 200 1st Ave W, Seattle 98119 | (206) 505-7985 |
| Concord Communications 5633 Sw Orleans St, Seattle 98116 | (206) 933-2426 |
| Crown Comm 3259 35th Ave Sw, Seattle 98126 | (206) 326-2286 |
| Cypress Communications 1111 3rd Ave, Seattle 98101 | (206) 447-0112 |
| Cypress Communications 1501 4th Ave, Seattle 98101 | (206) 839-4000 |
| Cypress Communications 520 Pike St, Seattle 98101 | (206) 223-1019 |
| Cypress Communications 800 5th Ave, Seattle 98104 | (206) 264-4851 |
| Cypress Communications 9709 3rd Ave Ne, Seattle 98115 | (206) 529-8500 |
| Drive-By Communications 1420 5th Ave, Seattle 98101 | (206) 390-6609 |
| Ecuity Advanced Communications 2001 6th Ave 3302, Seattle 98121 | (425) 562-2900 |
| Exodus Communication 12301 Tukwila International Bl, Seattle 98168 | (206) 431-9037 |
| Exodus Communications 2811 Sw 102nd St, Seattle 98146 | (206) 336-0336 |
| Sanderson-Burke Law Office 710 Cherry St, Seattle 98104 | (206) 622-3042 |
| Fluent Communications 1741 1st Ave S, Seattle 98134 | (206) 284-1800 |
| Handler Klein Communications 18997 Marine View Cir Sw, Seattle 98166 | (206) 988-4140 |
| Forte Communications Llc 1411 4th Ave, Seattle 98101 | (206) 264-7566 |
| Fsh Communications 1600 7th Ave W, Seattle 98119 | (206) 621-1119 |
| Healthtalk Communications 100 4th Ave N, Seattle 98109 | (206) 352-4066 |
| Gastineau Communications Inc 16 W Harrison St, Seattle 98119 | (206) 282-3371 |
| Gates Communications Inc 1100 Olive Way 951, Seattle 98101 | (206) 748-7860 |
| Glacier Communications 2001 6th Ave, Seattle 98121 | (206) 812-1500 |
| Global One Communications 1215 4th Ave, Seattle 98161 | (206) 682-0225 |
| Industrial Communications 817 5th Ave N, Seattle 98109 | (206) 282-2626 |
| Interface Communications Inc Seattle 98115 | (206) 528-3840 |
| Interquest Communications 2003 Western Ave, Seattle 98121 | (206) 448-4241 |
| Ixc Communications Inc 2001 6th Ave 315, Seattle 98121 | (206) 956-8364 |
| Jade Communications 511 Boren Ave N, Seattle 98109 | (206) 749-0247 |