ZIP Code 94803

Zip Code: 94803
Type: Standard
Official USPS city name: El Sobrante
Official USPS State Code: CA
Official State Name: California
ZCTA: TRUE
Population: 25893.0
Density: 856.1
Primary Official County Code: 6013
Primary Official County Name: Contra Costa
Official County Name: Contra Costa
Official County Code: 6013
Imprecise: FALSE
Military: FALSE
Timezone: America/Los_Angeles (14:09 PM Saturday, June 21 2025-06-21 (GMT -0700))
Geo Point: 37.95953, -122.28365