Find the last 4 digits (ZIP+4) for an address in 94977

ZIP 94977, Larkspur, CA is filled in. Just type the street address.

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ZIP Code 94977 – Larkspur, CA

Larkspur, California · Marin County · Pacific time

ZIP code94977
CityLarkspur
StateCalifornia
CountyMarin County
PopulationNot published (no Census ZIP area)
Time zonePacific · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)37.9341, -122.5353

Area codes in this area

510341

These are the area codes that most often serve ZIP 94977 (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

94939 Larkspur · 0.3 mi94976 Corte Madera · 0.7 mi94904 Greenbrae · 1.3 mi94925 Corte Madera · 1.5 mi94914 Kentfield · 1.7 mi94942 Mill Valley · 2 mi94964 San Quentin · 2.5 mi94957 Ross · 2.5 mi

About ZIP 94977

ZIP code 94977 is assigned to Larkspur, California. It lies in Marin County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 94939 (Larkspur), about 0.3 miles away.

Every address in 94977 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