ZIP Code 77343 is located in Huntsville Texas. 77343 is entirely within Walker County. Regionally, 77343 is located in Metro Houston.
| ZIP Code Name | Huntsville |
| Primary County | Walker County |
| ZIP Code Type | Unique |
| Current Time | CDT |
| Coordinates | 30.73702240,-95.57530975 |
| Adjacent ZIP Codes | |
| Region | Metro Houston |
| Metropolitan/Micropolitan Stat Area | Huntsville, TX |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| School Districts in 77343 | |
| Elementary Schools in 77343 | |
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| High Schools in 77343 |