| Business | Phone |
| Olympia Utility Maintenance 1401 Eastside St Se, Olympia 98501 | (360) 753-8780 |
| Telecommunication Services Div 512 12th Ave Se, Olympia 98501 | (360) 902-3330 |
| Tumwater Utility Dept 555 Israel Rd Sw, Olympia 98501 | (360) 754-4133 |
| Us Bonneville Power Admin 924 Capitol Way S 103, Olympia 98501 | (360) 943-5375 |
| Thurston County Water & Sewer 921 Lakeridge Dr Sw 4, Olympia 98502 | (360) 709-3077 |
| Utilities & Transportation Ofc 1300 S Evergreen Park Dr Sw, Olympia 98504 | (360) 664-1160 |
| Us Bonneville Power Admin 5240 Trosper Rd Sw, Olympia 98512 | (360) 943-8630 |