Union City, CA ZIP Codes

Mailing address format for Union City

John Smith
123 Main St
UNION CITY CA 94544
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Union City

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Union City? Location, county and time zone

State

California

County

Alameda County

GPS coordinates

37.60276, -122.01884

Elevation

69 ft (21 m)

Time zone

America/Los AngelesPST · UTC-08:00

Population

70,143

Map of Union City, CA 94544

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Union City Street View

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ZIP codes near Union City

• Hayward, CA
  94545, 94587, 94580, 945445.0 mi
• Fairview, CA
  945425.4 mi
• Newark, CA
  945606.9 mi
• Cherryland, CA
  945417.0 mi
• Sunol, CA
  945867.7 mi
• Castro Valley, CA
  94541, 945527.7 mi
• San Lorenzo, CA
  94580, 945798.2 mi
• Ashland, CA
  94578, 945808.3 mi
• Fremont, CA
  94538, 95134, 95035, 950028.6 mi
• Pleasanton, CA
  94566, 945688.7 mi
• Norris Canyon, CA
  9458310.0 mi
• Dublin, CA
  9456810.3 mi

Union City ZIP code: FAQ