Port Costa zip code
Zip code in Port Costa, CA
The location Port Costa belongs to Contra Costa County, state of California. Port Costa has been assigned with the zip code 94569.
Port Costa is the official name of the location so if you want to use the US Postal Service you must use that name.
| Zip code | Type | Population |
|---|---|---|
| 94569 | PO BOX | 199 |
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