| Office / Department | Phone | Extension |
|---|---|---|
| Grant County Switchboard | (509) 754-2011 | |
| Assessor | (509) 754-2011 | ☎ 2601 |
| Auditor | (509) 754-2011 | ☎ 2701 |
| Accounting | (509) 754-2011 | ☎ 2702 |
| Elections | (509) 754-2011 | ☎ 2704 |
| Licensing | (509) 754-2011 | ☎ 2703 |
| Recording | (509) 754-2011 | ☎ 2705 |
| Building / Fire Marshal | (509) 754-2011 | ☎ 3001 |
| Commissioners | (509) 754-2011 | ☎ 2901 |
| District Court | (509) 754-2011 | ☎ 3101 |
| Civil | (509) 754-2011 | ☎ 3135 |
| Probation | (509) 754-2011 | ☎ 3125 |
| Health District | (509) 766-7960 | |
| Planning Department | (509) 754-2011 | ☎ 2501 |
| Public Works | (509) 754-2011 | ☎ 3501 |
| Sheriff's Office (Admin) | (509) 754-2011 | ☎ 2001 |
| Civil | (509) 754-2011 | ☎ 2012 |
| Jail | (509) 754-2011 | ☎ 2401 |
| Warrants | (509) 754-2011 | ☎ 2485 |
| WACIC / NCIC Entries | (509) 754-2011 | ☎ 2401 |
| Coroner | (509) 765-7601 | |
| Treasurer | (509) 754-2011 | ☎ 4201 |