ZIP Code 76631 — Bynum, TX
76631 is a standard (street delivery) ZIP code serving Bynum, Texas, in Hill 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 76631 at a glance
| ZIP code | 76631 |
|---|---|
| Primary city | Bynum |
| State | Texas (TX) |
| County | Hill FIPS 48217 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 455 |
| Coordinates | 31.979050, -96.962770 |
How ZIP+4 works in 76631
The four digits after the hyphen encode a delivery segment inside 76631. 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 76631 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 76631.
| ZIP | City | Distance |
|---|---|---|
| 76628 | Brandon, TX | 3.6 mi |
| 76660 | Malone, TX | 5.3 mi |
| 76650 | Irene, TX | 5.7 mi |
| 76666 | Mertens, TX | 6.2 mi |
| 76676 | Penelope, TX | 7.4 mi |
| 76645 | Hillsboro, TX | 9.9 mi |
| 76621 | Abbott, TX | 10.2 mi |
| 76670 | Milford, TX | 10.4 mi |
| 76641 | Frost, TX | 11.1 mi |
| 76648 | Hubbard, TX | 12.8 mi |
| 76651 | Italy, TX | 15.1 mi |
| 76673 | Mount Calm, TX | 16.1 mi |
Questions about 76631
What is the ZIP+4 code for 76631?
76631 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 76631, you need to look up a specific street address to get them.
What city is 76631?
76631 is assigned to Bynum, Texas, in Hill 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.