Zip Area Code

Oakland, California

Oakland, California, in Alameda County, has ZIP codes 94601, 94602, 94603, 94604, 94605, 94606 and others, and area code 510, with 341 as an overlay.

ZIP codes
94601, 94602, 94603, 94604 …
Area codes
510, 341
Time zone
Pacific Time
Coordinates
37.7977, -122.2409

ZIP codes in Oakland

ZIP codePost officeCountyArea codes
94601OaklandAlameda County510, 341
94602OaklandAlameda County510, 341
94603OaklandAlameda County510, 341
94604*OaklandAlameda County510, 341
94605OaklandAlameda County510, 341
94606OaklandAlameda County510, 341
94607OaklandAlameda County510, 341
94609OaklandAlameda County510, 341
94610OaklandAlameda County510, 341
94611OaklandAlameda County510, 341
94612OaklandAlameda County510, 341
94613OaklandAlameda County510, 341
94614*OaklandAlameda County510, 341
94615*OaklandAlameda County510, 341
94617*OaklandAlameda County510, 341
94618OaklandAlameda County510, 341
94619OaklandAlameda County510, 341
94621OaklandAlameda County510, 341
94622*OaklandAlameda County510, 341
94623*OaklandAlameda County510, 341
94624*OaklandAlameda County510, 341
94649*OaklandAlameda County510, 341
94659*OaklandAlameda County510, 341
94660*OaklandAlameda County510, 341
94661*OaklandAlameda County510, 341
94666*OaklandAlameda County510, 341

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Oakland

  • Area code 510

    In service since September 2, 1991. Shares its area with 341. Local calls are dialed with 1 plus ten digits.

  • Area code 341

    In service since July 22, 2019. Shares its area with 510. Local calls are dialed with 1 plus ten digits.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Oakland is in the Pacific Time zone.

Towns near Oakland