ZIP Code 79371 — Sudan, TX
79371 is a standard (street delivery) ZIP code serving Sudan, Texas, in Bailey 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 79371 at a glance
| ZIP code | 79371 |
|---|---|
| Primary city | Sudan |
| State | Texas (TX) |
| County | Bailey FIPS 48017 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,396 |
| Coordinates | 33.979420, -102.694140 |
How ZIP+4 works in 79371
The four digits after the hyphen encode a delivery segment inside 79371. 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 79371 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 79371.
| ZIP | City | Distance |
|---|---|---|
| 79324 | Enochs, TX | 6.8 mi |
| 79353 | Pep, TX | 14.6 mi |
| 79347 | Muleshoe, TX | 15.5 mi |
| 79312 | Amherst, TX | 19.5 mi |
| 79344 | Maple, TX | 20.2 mi |
| 79339 | Littlefield, TX | 21 mi |
| 79031 | Earth, TX | 23 mi |
| 79346 | Morton, TX | 24 mi |
| 88113 | Causey, NM | 25.1 mi |
| 79380 | Whitharral, TX | 26.7 mi |
| 88132 | Rogers, NM | 28.5 mi |
| 79082 | Springlake, TX | 28.6 mi |
Questions about 79371
What is the ZIP+4 code for 79371?
79371 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 79371, you need to look up a specific street address to get them.
What city is 79371?
79371 is assigned to Sudan, Texas, in Bailey 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.