🇺🇸 United States · California
Fairfield ZIP codes
Fairfield, California, has 3 ZIP codes, from 94533 to 94585. Which one applies depends on the street address.
- ZIP Codes
- 3
- Population
- 112,970
- State
- California
- Coordinates
- 38.2494, -122.04
All Fairfield ZIP codes
945339453494585
No code matches.
Includes codes within a few kilometres of the city centre. Data: GeoNames (CC BY 4.0) and zipcodestack.
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Frequently asked questions
What is the zip code of Fairfield?
Fairfield has 3 ZIP codes in California. The right code depends on the street address; the list on this page shows all of them, starting with 94533.
How many ZIP codes does Fairfield have?
Our data lists 3 ZIP codes for Fairfield, United States. The list includes codes of the city centre and surrounding districts.
How do I find the exact zip code for an address in Fairfield?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any zip code and can search codes by city or by radius.
Postal code API
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zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.
/v1/code/city documentation ZIP code API All documentation
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GET https://api.zipcodestack.com/v1/code/city?city=Fairfield&country=us
{
"query": { "city": "Fairfield", "country": "us" },
"results": ["94533", "…"]
}Free postal code tools
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