| Business | Phone |
| Ambulance-Sonoma Valley Fire 630 2nd St W, Sonoma 95476 | (707) 996-2821 |
| Sonoma Building Dept 1 The Plz, Sonoma 95476 | (707) 933-2206 |
| Sonoma City Cemetery Sonoma 95476 | (707) 933-2218 |
| Sonoma City Council Sonoma 95476 | (707) 933-2216 |
| Sonoma City Planning Dept 1 The Plz, Sonoma 95476 | (707) 938-3743 |
| Sonoma Engineering Dept Sonoma 95476 | (707) 933-2207 |
| Sonoma Personnel Dept Sonoma 95476 | (707) 933-2217 |
| Sonoma Planning Dept 1 The Plz, Sonoma 95476 | (707) 933-2205 |