San Joaquin County post codes
Codes
44About San Joaquin County
San Joaquin County is in California (CA), United States. It covers 18 places and 44 post codes in the 5 digits format.
This page contains 44 post code records. Every post code on this page maps to a single place.
Nearby counties include Stanislaus County, Contra Costa County, Calaveras County. Other counties in California (CA) include Alameda County, Alpine County, Amador County.
Addresses in San Joaquin County usually include the place, county, state, post code, and country; confirm the local order before mailing.
At a glance
Address example
Postal formats vary by country; these are the address elements.
Shared post codes
Every post code on this page maps to a single place.
Location
FAQ
How many places are in San Joaquin County?
18
How many post codes are in San Joaquin County?
44
Which state is San Joaquin County in?
California (CA)
What is the post code format?
5 digits