ZIP Code 76531 — Hamilton, TX
76531 is a standard (street delivery) ZIP code serving Hamilton, Texas, in Hamilton County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 76531 at a glance
| ZIP code | 76531 |
|---|---|
| Primary city | Hamilton |
| State | Texas (TX) |
| County | Hamilton FIPS 48193 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 4,703 |
| Coordinates | 31.684230, -98.190580 |
How ZIP+4 works in 76531
The four digits after the hyphen encode a delivery segment inside 76531. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 76531 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 76531.
| ZIP | City | Distance |
|---|---|---|
| 76565 | Pottsville, TX | 9.7 mi |
| 76436 | Carlton, TX | 13.2 mi |
| 76452 | Energy, TX | 13.3 mi |
| 76455 | Gustine, TX | 14 mi |
| 76525 | Evant, TX | 14.4 mi |
| 76566 | Purmela, TX | 16.1 mi |
| 76538 | Jonesboro, TX | 17.9 mi |
| 76880 | Star, TX | 18.1 mi |
| 76457 | Hico, TX | 20.7 mi |
| 76870 | Priddy, TX | 20.8 mi |
| 76637 | Cranfills Gap, TX | 22.6 mi |
| 76844 | Goldthwaite, TX | 24.3 mi |
Questions about 76531
What is the ZIP+4 code for 76531?
76531 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 76531, you need to look up a specific street address to get them.
What city is 76531?
76531 is assigned to Hamilton, Texas, in Hamilton County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.