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Area Code for Antioch City in Contra Costa County, California State, USA Area Code Lookup

Antioch is a town/City in Contra Costa County, California in USA . The ZIP codes or postal codes are used within the United States to help the United States Postal Service (USPS) to send or receive mail more efficiently. Following are the Country Codes, Phone Codes, Dialing Codes Area Codes by Zip codes used in theAntioch, Contra Costa County, California, Usa. Following List of Area codes / Dialing Codes by ZIP Codes in Antioch, Contra Costa County, California Antioch, Contra Costa County, California, Usa
SL No. Zip Code City County State Country Area Code
1 94509 Antioch Contra Costa County California Usa 925
2 94531 Antioch Contra Costa County California Usa 925
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