Union Zip Codes - Franklin County MO

Union, MO Zip Code Map

Union, MO is a city located in Franklin County, Missouri and has a land area of 76.26 square miles (197.51 km2). The water area for the city is 0.07 square miles or 0.18 km2. There is one unique zip code in Union, Missouri and it is 63084. The area code(s) for Union is 636.

Zip Codes for Union, MO (1)
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63084 Union Franklin

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