Union County, North Carolina ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
28173Waxhaw65,274
28110Monroe56,971
28079Indian Trail43,035
28104Matthews36,641
28112Monroe28,461
28103Marshville10,714
28174Wingate9,573
28108Mineral Springs34

Overview of ZIP Codes in Union County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Union County, North Carolina (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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