There are 26 zip codes in Hamilton County, Tennessee. The most populated is 37421, located in Chattanooga. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
3742152,507Chattanooga
3734344,039Hixson
3736340,195Ooltewah
3737928,593Soddy Daisy
3741522,928Chattanooga
3741221,840Chattanooga
3741118,710Chattanooga
3737716,508Signal Mountain
3734114,178Harrison
3740413,848Chattanooga
3741613,823Chattanooga
3740612,986Chattanooga
374079,827Chattanooga
374036,494Chattanooga
373025,239Apison
373364,858Georgetown
374024,167Chattanooga
374093,494Chattanooga
374103,440Chattanooga
373733,332Sale Creek
374082,727Chattanooga
373082,663Birchwood
373502,128Lookout Mountain
373151,765Collegedale
37351408Lupton City
374500Chattanooga
showing: 26 rows

Zip Codes in Hamilton County, Tennessee by Population (2024)