Antioch, California ZIP codes
What is the ZIP code for Antioch, CA?
94509, 94531
2 for street addresses
Antioch is in Contra Costa County, California. USPS uses 2 ZIP codes for Antioch. About 116,477 people live in Antioch ZIP codes; the most populated is 94509 with 70,090 residents. The city is in the Pacific Time zone and uses area code 925.
| City | Antioch, CA |
|---|---|
| State | California |
| County | Contra Costa County |
| ZIP codes | 2 |
| Population (ZIP areas) | about 116,477 |
| Time zone | Pacific Time · now |
| Area code | 925 |
All Antioch ZIP codes
| ZIP code | Type | Population | Median income |
|---|---|---|---|
| 94509 | Standard | 70,090 | $86,196 |
| 94531 | Standard | 46,387 | $120,927 |
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates. PO Box and single-organization ZIP codes have no residents.
Cities near Antioch
- Oakley, CA 4.9 mi
- Brentwood, CA 6.5 mi
- Pittsburg, CA 7 mi
- Clayton, CA 7.8 mi
- Discovery Bay, CA 11.6 mi
- Concord, CA 12 mi
- Birds Landing, CA 12.1 mi
- Danville, CA 13.5 mi
- Rio Vista, CA 13.6 mi
- Byron, CA 14.1 mi
Questions
- What is the ZIP code for Antioch, CA?
- Antioch has 2 ZIP codes: 94509 and 94531. The right one depends on the street address.
- How many ZIP codes does Antioch have?
- 2.
- Which Antioch ZIP code has the most people?
- 94509, with about 70,090 residents, followed by 94531 (46,387).
- What county is Antioch, CA in?
- Antioch ZIP codes are in Contra Costa County.
- What area code is Antioch, CA?
- Antioch uses area code 925.