| Office | Phone | Fax |
|---|---|---|
| Assessor | 524-2560 | 524-2576 |
| Auditor | ||
| Accounting | 524-2550 | 524-2552 |
| Auto Licensing | 524-2545 | 524-2552 |
| Elections | 524-2530 | 524-2552 |
| Recording/Vault | 524-2549 | 524-2552 |
| Clerk | 524-2780 | 524-2779 |
| Passport Services | 524-2780 | 524-2779 |
| Commissioners | 524-2505 | 524-2512 |
| Cooperative Extension - WSU | 524-2685 | 524-2695 |
| Coroner | 524-2845 | 524-2848 |
| District Court | 524-2760 | 524-2775 |
| Emergency Management | 524-2900 | 524-2900 |
| Emergency Medical Services | 524-2700 | 524-2703 |
| Fairgrounds (Walla Walla Fair and Frontier Days) | 527-3247 | 527-3259 |
| Health Department (City-County) | 524-2650 | 524-2678 |
| WIC - Health Dept | 524-2680 | 524-2681 |
| Environmental Health | 524-2650 | 524-2677 |
| Human Services | 524-2652 | |
| TTY (Hearing and Speech Impaired) | 524-2994 | |
| Chemical Dependency (info and referrals) | 524-2652 | |
| Crisis Response Unit | 524-2999 | |
| Developmental Disabilities (info and referrals) | 524-2939 | |
| Hospital Certifications | 524-2998 | |
| Mental Health (info and referrals) | 524-2920 | |
| Human Resources | 524-2600 | 524-2603 |
| Jail | 524-5430 | 524-5481 |
| Juvenile Justice Center and Detention Center | 524-2800 | 524-2836 |
| Noxious Weed Control | 524-2688 | |
| Prosecuting Attorney | 524-5445 | 524-5485 |
| Road Dept/Public Works | 524-2710 | 524-2738 |
| County Engineer | 524-2710 | |
| County Garage | 524-2708 | |
| North District | 337-6761 | |
| South District | 524-2740 | |
| Technology Services | 524-2590 | 524-2585 |
| Northwest Utility Notification Center | ||
| Call before you dig | 800-424-5555 | |
| Recycling Hotline | 524-4503 | |
| Risk Management | 524-2600 | 524-2603 |
| Sheriff's Office | 524-5400 | 524-5480 |
| Dispatch | 527-1960 | |
| Superior Court | ||
| Superior Court Clerk | 524-2780 | 524-2779 |
| Judge Scott Wolfram | 524-2795 | 524-2778 |
| Judge John Lohrmann | 524-2790 | 524-2777 |
| Treasurer | 524-2750 | 524-2759 |
| Walla Walla Fair and Frontier Days (Fairgrounds) | 527-3247 | 527-3259 |
| Water Rights | 524-5216 | 524-5209 |
| County Website | webmaster@co.walla-walla.wa.us |