| Business | Phone |
| Seattle Steam Co 1325 4th Ave 1440, Seattle 98101 | (206) 623-6366 |
| Northwest Land & Water Inc 6556 37th Ave Ne, Seattle 98115 | (206) 525-0049 |
| King County Water Dept 10059 8th Ave Sw, Seattle 98146 | (206) 762-3540 |
| Lake Forest Park Water Distric 4029 Ne 178th St, Seattle 98155 | (206) 365-3211 |
| Shoreline Water District 1519 Ne 177th St, Seattle 98155 | (206) 362-8100 |
| King County Water Dept 415 Sw 153rd St, Seattle 98166 | (206) 242-8535 |
| King County Water Dept 12606 1st Ave S, Seattle 98168 | (206) 243-3990 |
| King County Water Dept 2849 S 150th St, Seattle 98188 | (206) 242-9547 |