Sonoma County ZIP Codes
Sonoma County is a county of California.
- ZIP codes
- 50
- Cities & towns
- 35
- Area codes
- 2
- Land area
- 1,575 sq mi
Every ZIP code in Sonoma County
| ZIP code | City |
|---|---|
| 94922 | Bodega |
| 94923 | Bodega Bay |
| 94926 | Rohnert Park |
| 94927 | Rohnert Park |
| 94928 | Rohnert Park |
| 94931 | Cotati |
| 94951 | Penngrove |
| 94952 | Petaluma |
| 94953 | Petaluma |
| 94954 | Petaluma |
| 94955 | Petaluma |
| 94972 | Valley Ford |
| 94975 | Petaluma |
| 94999 | Petaluma |
| 95401 | Santa Rosa |
| 95402 | Santa Rosa |
| 95403 | Santa Rosa |
| 95404 | Santa Rosa |
| 95405 | Santa Rosa |
| 95406 | Santa Rosa |
| 95407 | Santa Rosa |
| 95409 | Santa Rosa |
| 95412 | Annapolis |
| 95416 | Boyes Hot Springs |
| 95419 | Camp Meeker |
| 95421 | Cazadero |
| 95425 | Cloverdale |
| 95430 | Duncans Mills |
| 95431 | Eldridge |
| 95433 | El Verano |
| 95436 | Forestville |
| 95439 | Fulton |
| 95441 | Geyserville |
| 95442 | Glen Ellen |
| 95444 | Graton |
| 95446 | Guerneville |
| 95448 | Healdsburg |
| 95450 | Jenner |
| 95452 | Kenwood |
| 95462 | Monte Rio |
| 95465 | Occidental |
| 95471 | Rio Nido |
| 95472 | Sebastopol |
| 95473 | Sebastopol |
| 95476 | Sonoma |
| 95480 | Stewarts Point |
| 95486 | Villa Grande |
| 95487 | Vineburg |
| 95492 | Windsor |
| 95497 | The Sea Ranch |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Sonoma County codes above are listed without a column we would have to invent.
Cities and towns in Sonoma County
A further 26 places in Sonoma County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.
Area codes covering Sonoma County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Sonoma County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Sonoma County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.