Find the last 4 digits (ZIP+4) for an address in 94940

ZIP 94940, Marshall, CA is filled in. Just type the street address.

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ZIP Code 94940 – Marshall, CA

Marshall, California · Marin County · Pacific time

ZIP code94940
CityMarshall
StateCalifornia
CountyMarin County
Population148
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area26.2 sq mi
Center (lat, long)38.2040, -122.8915

Area codes in this area

707369

These are the area codes that most often serve ZIP 94940 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

94971 Tomales · 2 mi94929 Dillon Beach · 5.2 mi94937 Inverness · 6.4 mi94952 Petaluma · 7.4 mi94972 Valley Ford · 9.5 mi94922 Bodega · 11 mi94923 Bodega Bay · 12.1 mi94931 Cotati · 12.6 mi

About ZIP 94940

ZIP code 94940 is assigned to Marshall, California. It lies in Marin County. Its Census area covers about 26.2 square miles of land. The closest neighboring ZIP is 94971 (Tomales), about 2 miles away.

Every address in 94940 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources