Solano County ZIP Codes (94510 – 95696) – California


Solano County is located in the northern part of the state of California, United States. ZIP codes in Solano County range from 94510 to 95696 and are administered by the United States Postal Service (USPS) to ensure accurate mail delivery, logistics, and local administration.

Key Information About Solano County ZIP Codes

ItemDetails
CountySolano County
StateCalifornia
ZIP Code Range94510 – 95696
County SeatFairfield
Largest CityVallejo
CountryUnited States
ContinentNorth America
Postal AuthorityUnited States Postal Service (USPS)

ZIP Codes of Solano County by City & Community

For more details on ZIP codes in Solano County, see the tables of cities, towns, communities, and notable places below.

Vallejo & Mare Island Area

Place / LocationZIP CodeState
Vallejo Central94589California
Vallejo North94590California
Vallejo South94591California
Vallejo East94592California
Vallejo Downtown94589California
Mare Island (Vallejo area)94592California

Vallejo is the largest city in Solano County, with multiple ZIP code zones.

Fairfield & Cordelia Area

Place / LocationZIP CodeState
Fairfield Central94533California
Fairfield North94534California
Fairfield Travis AFB Area94535California
Green Valley (Fairfield vicinity)94534California
Cordelia (Fairfield area)94534California

Fairfield is the county seat and includes neighborhoods and nearby community tags.

Suisun City & Birds Landing Area

Place / LocationZIP CodeState
Suisun City Central94585California
Suisun City South94585California
Birds Landing (nearby)94512California
Elmira95625California

Communities around Suisun City and rural Birds Landing are grouped here due to proximity.

Vacaville & Allendale Area

Place / LocationZIP CodeState
Vacaville Central95687California
Vacaville North95688California
Vacaville West95696California
Allendale (Vacaville area)95688California
Hartley (Vacaville vicinity)95688California

Vacaville ZIP codes cover the city and surrounding community names.

Dixon & Liberty Farms Area

Place / LocationZIP CodeState
Dixon Central95620California
Dixon South95620California
Liberty Farms (Dixon area)95620California

Dixon is a key city in the northeastern part of the county.

Rio Vista & Tukwila Area

Place / LocationZIP CodeState
Rio Vista Central94571California
Rio Vista West94571California

Rio Vista’s ZIP code covers the city and adjacent areas.

Other Solano County Neighborhoods & Rural Areas

Place / LocationZIP CodeState
American Canyon (east edge, Solano portion)94589California
Bucktown94585California
Collinsville94585California
Denverton94585California
Maine Prairie94585California
Mankas Corner94533California
Rockville94571California
Sweeney (locale)94534California

About Solano County ZIP Codes

Solano County ZIP codes span major cities, suburban neighborhoods, and rural communities in the northern Bay Area and western Central Valley parts of California. From the busy waterfront and diverse neighborhoods of Vallejo to county seat Fairfield, historic Rio Vista, and growing urban centers like Vacaville, Suisun City, and Dixon, each ZIP code supports the USPS in delivering mail accurately and helps in navigation, logistics, emergency services, and location identification.