Port Costa ZIP Codes — Contra Costa County, CA
There is one unique ZIP code in Port Costa, California and it is 94569. Area code: 510/341.
1
ZIP codes
1.29
sq mi land
0.00
sq mi water
510/341
area code
Port Costa, CA ZIP code map
ZIP codes for Port Costa, CA (1)
| ZIP code | City | County | Map |
|---|---|---|---|
| 94569 | Port Costa | Contra Costa | View map |