Codes.zone

Hamilton County ZIP Codes

Hamilton County is a county of Tennessee.

ZIP codes
33
Cities & towns
13
Area codes
2
Land area
542 sq mi

Every ZIP code in Hamilton County

373xx–374xx
The complete list of Hamilton County, TN ZIP codes with the city each one delivers to.
ZIP codeCity
37302Apison
37304Bakewell
37308Birchwood
37315Collegedale
37341Harrison
37343Hixson
37350Lookout Mountain
37351Lupton City
37363Ooltewah
37373Sale Creek
37377Signal Mountain
37379Soddy Daisy
37384Soddy Daisy
37401Chattanooga
37402Chattanooga
37403Chattanooga
37404Chattanooga
37405Chattanooga
37406Chattanooga
37407Chattanooga
37408Chattanooga
37409Chattanooga
37410Chattanooga
37411Chattanooga
37412Chattanooga
37414Chattanooga
37415Chattanooga
37416Chattanooga
37419Chattanooga
37421Chattanooga
37422Chattanooga
37424Chattanooga
37450Chattanooga

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Hamilton County codes above are listed without a column we would have to invent.

Cities and towns in Hamilton County

A further 9 places in Hamilton County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Hamilton County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

Where Hamilton County's ZIP codes sit

Each point is the reference point of one Hamilton County ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Scope every ZIP code recorded in Hamilton County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.