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Information About Union City, CA

Use the interactive Union City, California road map to explore the city.

Current Time and Weather

Below is the current time and weather for this city, click on the flag for a weather forecast.

Note: This city observes Daylight Savings Time, adjust time accordingly.

Click for Union City, California Forecast

Zipcodes in Union City

Below is a list of zipcodes that can be found in Union City, California. Select a zip code to view a road map of that area of the city.

94587