Walnut Creek, CA Post Offices
Walnut Creek, California has a population of 69,936. According to the 2021 census, the city's 3 post offices serve 31,105 households with a median income of 31,105. The city is located in Contra Costa County and has a land area of 51,179,061 and a water area of 31,195.
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Post Office
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Address
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Phone
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Hours
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| Walnut Creek, CA Post Office | 1922 Tice Valley Blvd, Walnut Creek, California, CA, 94595-9990 |
925-947-0195
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Today Closed
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