ZIP Codes in Knoxville, TN
Knoxville uses 18 ZIP codes, all in Knox County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 18 Knoxville ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 37902 | standard | Knox | 2,412 |
| 37909 | standard | Knox | 16,774 |
| 37912 | standard | Knox | 21,505 |
| 37914 | standard | Knox | 21,478 |
| 37915 | standard | Knox | 5,991 |
| 37916 | standard | Knox | 15,583 |
| 37917 | standard | Knox | 24,615 |
| 37918 | standard | Knox | 45,971 |
| 37919 | standard | Knox | 31,754 |
| 37920 | standard | Knox | 44,995 |
| 37921 | standard | Knox | 28,717 |
| 37922 | standard | Knox | 40,394 |
| 37923 | standard | Knox | 30,131 |
| 37924 | standard | Knox | 14,420 |
| 37929 | standard | Knox | — |
| 37931 | standard | Knox | 31,842 |
| 37932 | standard | Knox | 25,424 |
| 37938 | standard | Knox | 17,437 |
Finding a ZIP+4 in Knoxville
Knowing which of these 18 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Knoxville street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Knoxville addresses and download it complete.