ZIP Code 75163 — Trinidad, TX
75163 is a standard (street delivery) ZIP code serving Trinidad, Texas, in Henderson 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 75163 at a glance
| ZIP code | 75163 |
|---|---|
| Primary city | Trinidad |
| State | Texas (TX) |
| County | Henderson FIPS 48213 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,443 |
| Coordinates | 32.167200, -96.109990 |
How ZIP+4 works in 75163
The four digits after the hyphen encode a delivery segment inside 75163. 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 75163 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 75163.
| ZIP | City | Distance |
|---|---|---|
| 75148 | Malakoff, TX | 6.4 mi |
| 75144 | Kerens, TX | 7 mi |
| 75156 | Mabank, TX | 8.3 mi |
| 75751 | Athens, TX | 12.8 mi |
| 75124 | Eustace, TX | 13.7 mi |
| 75153 | Powell, TX | 14.2 mi |
| 75143 | Kemp, TX | 15.8 mi |
| 75105 | Chatfield, TX | 16.5 mi |
| 75109 | Corsicana, TX | 16.8 mi |
| 75147 | Mabank, TX | 17.8 mi |
| 75752 | Athens, TX | 18.4 mi |
| 75859 | Streetman, TX | 21.3 mi |
Questions about 75163
What is the ZIP+4 code for 75163?
75163 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 75163, you need to look up a specific street address to get them.
What city is 75163?
75163 is assigned to Trinidad, Texas, in Henderson 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.