Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
ZIP Codes in San Joaquin County Address Data
Businesses Addresses: 20,668
PO Box Addresses: 16,843
Residential Addresses: 281,741
Multi-Family Addresses: 28,800
Single Family Addresses: 247,978
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Map of San Joaquin County, CA ZIP Codes With Actual (Default) City Names