Updated: 08-07-2025
Union City (OH) zip Code is 45390, Postal Code details. Union City is located in state OH, United States.
ZIP code 45390 is located in Union City OH in the United States.
Postal Code United States Zip Code 45390 Latest update Union City, OH |
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| Zip Code / Postal Code | 45390 | |||
City |
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State Code |
OH |
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County |
Darke, United States |
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Postal Locations |
Union City, OH - Zip Code is - 45390 |
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Postal |
United States Postal Service USPS Link |
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Delivery Type |
Package Delivery and first class mail. |
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The zip code 45390 is an essential part of the postal system in Union City, OH. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Union City has a lot to offer.