ZIP Codes in Kingsport, TN
Kingsport uses 4 ZIP codes, all in Sullivan County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 4 Kingsport ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 37660 | standard | Sullivan | 40,996 |
| 37663 | standard | Sullivan | 14,230 |
| 37664 | standard | Sullivan | 28,267 |
| 37665 | standard | Sullivan | 4,741 |
Finding a ZIP+4 in Kingsport
Knowing which of these 4 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 Kingsport 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 Kingsport addresses and download it complete.