Contra Costa (CA) Zip Codes: United States
Note: This list identifies 5-digit ZIP codes only. To find a complete 9-digit (ZIP+4) code, please use our map lookup tool.
| Area Name | Zip Code |
|---|---|
| Alamo | 94507 |
| Bethel Island | 94511 |
| Brentwood | 94513 |
| Byron | 94514 |
| Canyon | 94516 |
| Clayton | 94517 |
| Crockett | 94525 |
| Danville | 94506 94526 |
| Diablo | 94528 |
| Discovery Bay | 94505 |
| El Cerrito | 94530 |
| El Sobrante | 94803 94820 |
| Hercules | 94547 |
| Knightsen | 94548 |
| Lafayette | 94549 |
| Martinez | 94553 |
| Moraga | 94556 94570 94575 |
| Oakley | 94561 |
| Orinda | 94563 |
| Pinole | 94564 |
| Pittsburg | 94565 |
| Pleasant Hill | 94523 |
| Port Costa | 94569 |
| Richmond | 94801 94802 94804 94805 94807 94808 94850 |
| Rodeo | 94572 |
| San Pablo | 94806 |
| San Ramon | 94582 94583 |
| Walnut Creek | 94595 94596 94597 94598 |
Contra Costa (CA) Zip Codes Map Lookup
Find your destination’s postal/zip code in Contra Costa (CA) effortlessly! Click any point on the interactive map to display the postal/zip code and address for your mail.
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