There are 14 zip codes in Gaston County, North Carolina. The most populated is 28054, located in Gastonia. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
28054Gastonia40,345
28052Gastonia35,894
28056Gastonia35,493
28012Belmont26,027
28120Mount Holly23,418
28034Dallas19,063
28164Stanley15,678
28021Cherryville13,702
28016Bessemer City13,234
28098Lowell3,573
28032Cramerton2,925
28006Alexis1,206
28101McAdenville1,048
28077High Shoals389

Gaston County, North Carolina Zip Codes by Population (2024)