Chattanooga, TN ZIP codes
Chattanooga, Tennessee has 20 ZIP codes, including 4 PO Box ZIPs. They are in Hamilton County and Marion County.
- 37401
- 37402
- 37403
- 37404
- 37405
- 37406
- 37407
- 37408
- 37409
- 37410
- 37411
- 37412
- 37414
- 37415
- 37416
- 37419
- 37421
- 37422
- 37424
- 37450
- Population in these ZIPs
- 214,646
- Avg. median income
- $67,400population-weighted
- Typical home value
- $306,500population-weighted
- Metro area
- Chattanooga, TN-GA
Click anywhere on the map to see which ZIP code it's in.
Chattanooga, TN ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 37401 PO Box | Hamilton County | — | — | — |
| 37402 | Hamilton County | 3,953 | $24,214 | $442,600 |
| 37403 | Hamilton County | 6,413 | $81,136 | $381,700 |
| 37404 | Hamilton County | 14,737 | $56,637 | $252,800 |
| 37405 | Marion County | 18,109 | $81,337 | $450,000 |
| 37406 | Hamilton County | 13,364 | $44,850 | $178,100 |
| 37407 | Hamilton County | 9,156 | $35,845 | $121,700 |
| 37408 | Hamilton County | 3,502 | $81,250 | $399,700 |
| 37409 | Hamilton County | 3,357 | $74,754 | $383,800 |
| 37410 | Hamilton County | 4,129 | $28,708 | $160,300 |
| 37411 | Hamilton County | 18,997 | $56,579 | $228,900 |
| 37412 | Hamilton County | 21,864 | $62,508 | $253,200 |
| 37414 PO Box | Hamilton County | — | — | — |
| 37415 | Hamilton County | 24,181 | $70,972 | $325,500 |
| 37416 | Hamilton County | 13,919 | $70,705 | $286,300 |
| 37419 | Marion County | 5,980 | $74,787 | $368,800 |
| 37421 | Hamilton County | 52,985 | $82,517 | $357,200 |
| 37422 PO Box | Hamilton County | — | — | — |
| 37424 PO Box | Hamilton County | — | — | — |
| 37450 | Hamilton County | 0 | — | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Chattanooga
- Lupton City 4 mi
- Lookout Mountain 5 mi
- Hixson 9 mi
- Signal Mountain 12 mi
- Whiteside 13 mi
- Guild 13 mi
- Collegedale 13 mi
- Ooltewah 14 mi
- Soddy Daisy 15 mi
- Apison 15 mi
- Whitwell 17 mi
- Harrison 17 mi
Frequently asked questions
What is the ZIP code for Chattanooga, TN?
Chattanooga, TN has 20 ZIP codes: 37401, 37402, 37403, 37404, 37405, 37406, 37407, 37408, 37409, 37410, 37411, 37412, 37414, 37415, 37416, 37419, 37421, 37422, 37424 and 37450.
What county is Chattanooga, Tennessee in?
Chattanooga ZIP codes are in Hamilton County and Marion County.
Which Chattanooga ZIP codes are PO Boxes?
37401, 37414, 37422 and 37424 are PO Box or single-organization ZIP codes; they have no residential delivery area.