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Address Verification in California

Verify California addresses instantly. Check deliverability, get confidence scores, and standardized formatting for any address in CA. California is home to 3,087 properties on the National Register of Historic Places.

1.6K
Cities & Towns
1.7K
ZIP Codes

Verify a California Address

Check if any CA address is valid and deliverable.

Verify California Address

All 100 Major Cities in California

Los Angeles San Diego San Jose San Francisco Sacramento Fresno Anaheim Long Beach Bakersfield Riverside Rialto San Bernardino Garden Grove Oakland Irvine Santa Ana Stockton Fullerton Chula Vista Industry Buena Park Pomona Santa Clarita Florence-graham Costa Mesa Oceanside Sunnyvale Hayward Corona Moreno Valley Mission Viejo Antioch Victorville Concord Ontario Modesto Chino Inglewood Fontana Fairfield Rancho Cucamonga West Covina Elk Grove Lakewood Compton El Cajon Lynwood Fremont Glendale Huntington Beach Carson Carlsbad Santee Bellflower Palmdale Cupertino East Los Angeles Colton Oxnard Orange San Marcos Torrance Hawthorne Lake Elsinore Monterey Park Temecula Cudahy El Monte Mountain View Mountain View Jurupa Valley Roseville Rowland Heights Vacaville Lancaster Whittier Santa Clara Montebello North Highlands Santa Rosa Santa Fe Springs Hemet Lakeside Lakeside Rosemead Norco Woodcrest Newport Beach Huntington Park Lake Forest Los Gatos West Athens Pasadena Menifee Citrus Heights Wildomar Sunol Castro Valley Indio Hesperia

California Address Verification Guide

MailColt provides comprehensive address verification for California. Our service checks:

  • Street address existence and validity
  • City and ZIP code matching
  • Deliverability status
  • Address standardization per USPS guidelines