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ZIP Codes Within a Radius

Enter a ZIP code and a distance. The tool lists every residential ZIP code whose center (the Census Bureau's internal point of its area) lies within that many miles, nearest first. PO Box and single-organization codes have no area of their own, so they are not placed.

20 other ZIP codes within 10 miles of 37421

ZIP 30710ZIP 3072530726 · Graysville · 3.7 mi30736 · Ringgold · 8.7 mi30741 · Rossville · 8.9 mi30742 · Fort Oglethorpe · 8.2 miZIP 30750ZIP 30755ZIP 3075637302 · Apison · 7.5 miZIP 3731137315 · Collegedale · 5.9 miZIP 37341ZIP 37343ZIP 3735037351 · Lupton City · 7.9 miZIP 3735337363 · Ooltewah · 8.5 miZIP 3737737402 · Chattanooga · 9.3 mi37403 · Chattanooga · 8.1 mi37404 · Chattanooga · 6.8 miZIP 3740537406 · Chattanooga · 6.1 mi37407 · Chattanooga · 7.9 mi37408 · Chattanooga · 8.9 miZIP 3740937410 · Chattanooga · 9.3 mi37411 · Chattanooga · 4.3 mi37412 · Chattanooga · 4.7 mi37415 · Chattanooga · 9.9 mi37416 · Chattanooga · 4.9 mi37450 · Chattanooga · 9.1 mi37421 · Chattanooga · 0.0 mi374213073637363307413741537416373023740637404307423741237411374083740737403ZIP 30710ZIP 3072530726 · Graysville · 3.7 mi30736 · Ringgold · 8.7 mi30741 · Rossville · 8.9 mi30742 · Fort Oglethorpe · 8.2 miZIP 30750ZIP 30755ZIP 3075637302 · Apison · 7.5 miZIP 3731137315 · Collegedale · 5.9 miZIP 37341ZIP 37343ZIP 3735037351 · Lupton City · 7.9 miZIP 3735337363 · Ooltewah · 8.5 miZIP 3737737402 · Chattanooga · 9.3 mi37403 · Chattanooga · 8.1 mi37404 · Chattanooga · 6.8 miZIP 3740537406 · Chattanooga · 6.1 mi37407 · Chattanooga · 7.9 mi37408 · Chattanooga · 8.9 miZIP 3740937410 · Chattanooga · 9.3 mi37411 · Chattanooga · 4.3 mi37412 · Chattanooga · 4.7 mi37415 · Chattanooga · 9.9 mi37416 · Chattanooga · 4.9 mi37450 · Chattanooga · 9.1 mi37421 · Chattanooga · 0.0 mi374213073637363307413741537416373023740637404307423741237411374083740737403ZIP 30710ZIP 3072530726 · Graysville · 3.7 mi30736 · Ringgold · 8.7 mi30741 · Rossville · 8.9 mi30742 · Fort Oglethorpe · 8.2 miZIP 30750ZIP 30755ZIP 3075637302 · Apison · 7.5 miZIP 3731137315 · Collegedale · 5.9 miZIP 37341ZIP 37343ZIP 3735037351 · Lupton City · 7.9 miZIP 3735337363 · Ooltewah · 8.5 miZIP 3737737402 · Chattanooga · 9.3 mi37403 · Chattanooga · 8.1 mi37404 · Chattanooga · 6.8 miZIP 3740537406 · Chattanooga · 6.1 mi37407 · Chattanooga · 7.9 mi37408 · Chattanooga · 8.9 miZIP 3740937410 · Chattanooga · 9.3 mi37411 · Chattanooga · 4.3 mi37412 · Chattanooga · 4.7 mi37415 · Chattanooga · 9.9 mi37416 · Chattanooga · 4.9 mi37421 · Chattanooga · 0.0 mi37421307363736330741374153741637302374063740437412
The 10-mile circle around 37421's center; residential ZIP codes centered inside it, shaded by median household income in national fifths (ACS 2020-2024); the others are outlined. <$54k$98k+no figureZIP codes centered outside the circle
Distance between internal points, in miles
ZIPTownPeopleMiles
37421Chattanooga, TN52,9850.0
30726Graysville, GA03.7
37411Chattanooga, TN18,9974.3
37412Chattanooga, TN21,8644.7
37416Chattanooga, TN13,9194.9
37315Collegedale, TN1,8255.9
37406Chattanooga, TN13,3646.1
37404Chattanooga, TN14,7376.8
37302Apison, TN5,0827.5
37351Lupton City, TN2817.9
37407Chattanooga, TN9,1567.9
37403Chattanooga, TN6,4138.1
30742Fort Oglethorpe, GA7,7458.2
37363Ooltewah, TN42,0938.5
30736Ringgold, GA44,4998.7
30741Rossville, GA30,0418.9
37408Chattanooga, TN3,5028.9
37450Chattanooga, TN09.1
37410Chattanooga, TN4,1299.3
37402Chattanooga, TN3,9539.3
37415Chattanooga, TN24,1819.9

Source: U.S. Census Bureau, 2023 Gazetteer internal points (2020 ZCTAs); GeoNames postal codes (CC BY 4.0) for a PO Box origin's town. Straight-line distance, not driving distance.