Find the last 4 digits (ZIP+4) for an address in 77340

ZIP 77340, Huntsville, TX is filled in. Just type the street address.

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ZIP Code 77340 – Huntsville, TX

Huntsville, Texas · Walker County · Central time

ZIP code77340
CityHuntsville
StateTexas
CountyWalker County
Population37,517
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area213.11 sq mi
Center (lat, long)30.6565, -95.5307

Area codes in this area

936

These are the area codes that most often serve ZIP 77340 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

77341 Huntsville · 3.3 mi77343 Huntsville · 4.8 mi77344 Huntsville · 4.8 mi77348 Huntsville · 4.8 mi77349 Huntsville · 4.8 mi77342 Huntsville · 5.9 mi77358 New Waverly · 9.4 mi77320 Huntsville · 10.6 mi

About ZIP 77340

ZIP code 77340 is assigned to Huntsville, Texas. It lies in Walker County. Its Census area covers about 213.11 square miles of land. The closest neighboring ZIP is 77341 (Huntsville), about 3.3 miles away.

Every address in 77340 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources