Antioch, CA Post Offices
Antioch, California has a population of 111,605. According to the 2021 census, the city's 2 post offices serve 34,102 households with a median income of 34,102. The city is located in Contra Costa County and has a land area of 75,552,859 and a water area of 1,995,937.
|
Post Office
|
Address
|
Phone
|
Hours
|
|---|---|---|---|
| Antioch, CA Post Office | 420 W 4Th St, Antioch, California, CA, 94509-9991 |
925-778-3578
|
Today 09:30:00 - 13:00:00,14:00:00 - 16:30:00
|
Showing 1 to 1 of 1 results