Marshall ZIP code, California
The ZIP code for Marshall, CA is 94940, and its area code is 707.
- USPS city name
- 1 ZIP code
- Population
- 148
- Area code
- 707
- County
- Marin County
- State
- California
NANPA lists no telephone rate centre for Marshall itself, so these are the area codes of the nearest one, Tomales (2.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Marshall
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
94940 | Marshall , CA | Standard | 148 | $47,021 | $2,000,000+ |
Map of Marshall ZIP codes
The ZIP codes of Marshall, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Marshall
The nearest larger towns are Tomales (168 people, 3.1 mi), Dillon Beach (293 people, 4.4 mi) and Petaluma Center (763 people, 6.4 mi).
| Town | Population | Distance |
|---|---|---|
| Cotati | 7,489 | 13.1 mi |
| Sebastopol | 7,445 | 14.0 mi |
| Rohnert Park | 44,575 | 14.3 mi |
| Petaluma | 59,247 | 14.5 mi |
| Forestville | 3,717 | 19.2 mi |
| Santa Rosa | 177,090 | 19.5 mi |
| Novato | 52,546 | 20.4 mi |
| Lucas Valley-Marinwood | 6,473 | 20.5 mi |
| Sleepy Hollow | 3,063 | 21.2 mi |
| Fairfax | 7,516 | 21.9 mi |
| Guerneville | 4,100 | 22.3 mi |
| Larkfield-Wikiup | 8,765 | 22.6 mi |
| El Verano | 3,443 | 22.6 mi |
| Boyes Hot Springs | 7,247 | 23.1 mi |
More nearby: every ZIP code in Marin County · California ZIP codes
Cite this page
zipcodes.pro. “Marshall, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/marshall
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