Port Costa Zip Codes - Contra Costa County CA

Port Costa, CA Zip Code Map

Port Costa, CA is a city located in Contra Costa County, California and has a land area of 1.29 square miles (3.34 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Port Costa, California and it is 94569. The area code(s) for Port Costa is 510/341.

Zip Codes for Port Costa, CA (1)
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94569 Port Costa Contra Costa

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