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ListPostCode
HomeCountriesContinents
ToolsBlog

Stay Updated

Get the latest postal code updates, new tools, and guides delivered to your inbox.

New postal code updatesFree tools and featuresGuides and insights

No spam, unsubscribe anytime.

listpostcode

The comprehensive postal code directory. Find codes for any location and country quickly and accurately.

Tools

  • ATM Finder
  • Download Printable Postal Codes
  • Postcode Widget Generator
  • Post Office Finder
  • Currency Converter

Resources

  • All Postal Codes
  • Find Post Office
  • Maps
  • Countries
  • Blog

Info

  • About
  • Advertise with us
  • Contact
  • Privacy
  • Terms

© Copyright 2026 listpostcode. All rights reserved.

  1. Home
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  5. California

State · United States

California ZIP codes

58 counties

Browse all 58 counties in California. Find ZIP codes and location information.

Understanding California: ZIP codes (5 digits)

E‑commerce flows to United States require accurate five-digit postal data (99553); without it, US partners may hold parcels or downgrade service.

XXState
XXCounty
XXMunicipality

Showing 1 to 48 of 58 counties

Browse by Counties

Select a county to explore ZIP codes.

  • Alameda

    —

  • Alpine

    —

  • Amador

    —

  • Butte

    —

  • Calaveras

    —

  • Colusa

    —

  • Contra Costa

    —

  • Del Norte

    —

  • El Dorado

    —

  • Fresno

    —

  • Glenn

    —

  • Humboldt

    —

  • Imperial

    —

  • Inyo

    —

  • Kern

    —

  • Kings

    —

  • Lake

    —

  • Lassen

    —

  • Los Angeles

    —

  • Madera

    —

  • Marin

    —

  • Mariposa

    —

  • Mendocino

    —

  • Merced

    —

  • Modoc

    —

  • Mono

    —

  • Monterey

    —

  • Napa

    —

  • Nevada

    —

  • Orange

    —

  • Placer

    —

  • Plumas

    —

  • Riverside

    —

  • Sacramento

    —

  • San Benito

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  • San Bernardino

    —

  • San Diego

    —

  • San Francisco

    —

  • San Joaquin

    —

  • San Luis Obispo

    —

  • San Mateo

    —

  • Santa Barbara

    —

  • Santa Clara

    —

  • Santa Cruz

    —

  • Shasta

    —

  • Sierra

    —

  • Siskiyou

    —

  • Solano

    —

12

Quick links

All States in United States
  1. Home
  2. Continents
  3. North America
  4. United States
  5. California

State · United States

California ZIP codes

58 counties

Browse all 58 counties in California. Find ZIP codes and location information.

Understanding California: ZIP codes (5 digits)

E‑commerce flows to United States require accurate five-digit postal data (99553); without it, US partners may hold parcels or downgrade service.

XXState
XXCounty
XXMunicipality

Showing 1 to 48 of 58 counties

Browse by Counties

Select a county to explore ZIP codes.

  • Alameda

    —

  • Alpine

    —

  • Amador

    —

  • Butte

    —

  • Calaveras

    —

  • Colusa

    —

  • Contra Costa

    —

  • Del Norte

    —

  • El Dorado

    —

  • Fresno

    —

  • Glenn

    —

  • Humboldt

    —

  • Imperial

    —

  • Inyo

    —

  • Kern

    —

  • Kings

    —

  • Lake

    —

  • Lassen

    —

  • Los Angeles

    —

  • Madera

    —

  • Marin

    —

  • Mariposa

    —

  • Mendocino

    —

  • Merced

    —

  • Modoc

    —

  • Mono

    —

  • Monterey

    —

  • Napa

    —

  • Nevada

    —

  • Orange

    —

  • Placer

    —

  • Plumas

    —

  • Riverside

    —

  • Sacramento

    —

  • San Benito

    —

  • San Bernardino

    —

  • San Diego

    —

  • San Francisco

    —

  • San Joaquin

    —

  • San Luis Obispo

    —

  • San Mateo

    —

  • Santa Barbara

    —

  • Santa Clara

    —

  • Santa Cruz

    —

  • Shasta

    —

  • Sierra

    —

  • Siskiyou

    —

  • Solano

    —

12

Quick links

All States in United States