ZIP Code 94503

Zip Code: 94503
Type: Standard
Official USPS city name: American Canyon
Official USPS State Code: CA
Official State Name: California
ZCTA: TRUE
Population: 20276.0
Density: 605.9
Primary Official County Code: 6055
Primary Official County Name: Napa
Official County Name: Napa
Official County Code: 6055
Imprecise: FALSE
Military: FALSE
Timezone: America/Los_Angeles (17:19 PM Friday, June 20 2025-06-20 (GMT -0700))
Geo Point: 38.18419, -122.26293