ZIP CodesZIP codes in Trinity County, Texas
Trinity County, Texas has 6 ZIP codes in this list, from 75834 to 75926. They cover 6 places, among them Centralia, Groveton, Pennington and Trinity.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 75834 | Centralia | no area | 31.258, -95.040 |
| 75845 | Groveton | 315 | 31.065, -95.097 |
| 75856 | Pennington | 24.7 | 31.195, -95.247 |
| 75862 | Trinity | 242 | 30.942, -95.340 |
| 75865 | Woodlake | 3.8 | 31.029, -95.033 |
| 75926 | Apple Springs | 89.3 | 31.227, -94.981 |
The ZIP code areas of Trinity County add up to about 675 square miles of land (1,748 sq km) as the Census Bureau draws them. The largest is 75845 (Groveton), with 315 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Centralia, TX 75834.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.