Huntsville, TX ZIP Codes
Huntsville, Texas has 8 ZIP codes: 3 for street addresses (, and ), 1 for PO boxes () and 4 for single organizations.
Your street decides which one you use.
Which Huntsville ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Huntsville ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
77341, 77342, 77343, 77344, 77348 and 77349 have no area on the Census map. Dashed line: Huntsville city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Huntsville ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 77320 | street delivery Huntsville |
| 77340 | street delivery Huntsville |
| 77341 | one organization Huntsville |
| 77342 | PO boxes at the Downtown Huntsville post office Downtown Huntsville |
| 77343 | one organization Huntsville |
| 77344 | one organization Huntsville |
| 77348 | one organization Huntsville |
| 77349 | street delivery Huntsville |
Why your mail may say Huntsville when you live outside it
Huntsville ZIP codes also cover Riverside, so a letter addressed to Huntsville can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Walker County property records show which city you are in.
Huntsville ZIP code questions
What is the main ZIP code for Huntsville?
77320, the ZIP code of the main Huntsville post office at 3190 Highway 30 W.
Which Huntsville ZIP codes are for PO boxes only?
77342. Mail to it goes to boxes at the post office, not to street addresses.
What county is Huntsville in?
Walker County.
ZIP codes for towns near Huntsville
More towns near Huntsville: Houston, Lufkin, Channelview, Mission Bend, Fulshear, Baytown, Deer Park, Pasadena, Sugar Land.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections