ZIP Codes in Huntsville, TX
Huntsville uses 4 ZIP codes, all in Walker County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 4 Huntsville ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 77320 | standard | Walker | 38,152 |
| 77340 | standard | Walker | 37,517 |
| 77341 | standard | Walker | — |
| 77342 | standard | Walker | — |
Finding a ZIP+4 in Huntsville
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 Huntsville 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 Huntsville addresses and download it complete.