ZIP prefix directory

945xxZIP prefix 945 — Places & codes

These 93 ZIP codes share the opening digits 945. Follow the smaller groups or open a code to explore its city, county and postal location.

Open the full directory ↓
93ZIP codes
Recorded ZIP range
94501–94599
Associated states & postal regions
1

Not every number in this interval is assigned. These groups describe postal numbers, not state borders or official delivery boundaries. Counts follow the primary place listed for each ZIP in the current directory.

Associated states & postal regions

945xx · ZIP codes

Page 1 / 2
ZIPCityState / postal regionCounty associationView all
94501AlamedaCAAlameda↗
94502AlamedaCAAlameda↗
94503American CanyonCANapa↗
94505Discovery BayCAContra Costa↗
94506DanvilleCAContra Costa↗
94507AlamoCAContra Costa↗
94508AngwinCANapa↗
94509AntiochCAContra Costa↗
94510BeniciaCASolano↗
94511Bethel IslandCAContra Costa↗
94512Birds LandingCASolano↗
94513BrentwoodCAContra Costa↗
94514ByronCAContra Costa↗
94515CalistogaCANapa↗
94516CanyonCAContra Costa↗
94517ClaytonCAContra Costa↗
94518ConcordCAContra Costa↗
94519ConcordCAContra Costa↗
94520ConcordCAContra Costa↗
94521ConcordCAContra Costa↗
94522ConcordCAContra Costa↗
94523Pleasant HillCAContra Costa↗
94524ConcordCAContra Costa↗
94525CrockettCAContra Costa↗
94526DanvilleCAContra Costa↗
94527ConcordCAContra Costa↗
94528DiabloCAContra Costa↗
94529ConcordCAContra Costa↗
94530El CerritoCAContra Costa↗
94531AntiochCAContra Costa↗
94533FairfieldCASolano↗
94534FairfieldCASolano↗
94535Travis AfbCASolano↗
94536FremontCAAlameda↗
94537FremontCAAlameda↗
94538FremontCAAlameda↗
94539FremontCAAlameda↗
94540HaywardCAAlameda↗
94541HaywardCAAlameda↗
94542HaywardCAAlameda↗
94543HaywardCAAlameda↗
94544HaywardCAAlameda↗
94545HaywardCAAlameda↗
94546Castro ValleyCAAlameda↗
94547HerculesCAContra Costa↗
94548KnightsenCAContra Costa↗
94549LafayetteCAContra Costa↗
94550LivermoreCAAlameda↗
94551LivermoreCAAlameda↗
94552Castro ValleyCAAlameda↗
94553MartinezCAContra Costa↗
94555FremontCAAlameda↗
94556MoragaCAContra Costa↗
94557HaywardCAAlameda↗
94558NapaCANapa↗
94559NapaCANapa↗
94560NewarkCAAlameda↗
94561OakleyCAContra Costa↗
94562OakvilleCANapa↗
94563OrindaCAContra Costa↗

ZIP codes organize mail delivery, not administrative boundaries. A code can have several city or county associations. Coordinates are approximate; verify delivery addresses with your carrier.

Languages
EnglishEspañol简体中文FrançaisPortuguêsDeutsch繁體中文한국어Tiếng Việt日本語Filipino