ZIP Code 75766 — Jacksonville, TX
75766 is a standard (street delivery) ZIP code serving Jacksonville, Texas, in Cherokee 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 75766 at a glance
| ZIP code | 75766 |
|---|---|
| Primary city | Jacksonville |
| State | Texas (TX) |
| County | Cherokee FIPS 48073 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 25,850 |
| Coordinates | 31.945920, -95.251810 |
How ZIP+4 works in 75766
The four digits after the hyphen encode a delivery segment inside 75766. 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 75766 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 75766.
| ZIP | City | Distance |
|---|---|---|
| 75764 | Gallatin, TX | 7.2 mi |
| 75780 | New Summerfield, TX | 9.9 mi |
| 75759 | Cuney, TX | 11.4 mi |
| 75757 | Bullard, TX | 13 mi |
| 75785 | Rusk, TX | 13.2 mi |
| 75789 | Troup, TX | 14.8 mi |
| 75779 | Neches, TX | 14.8 mi |
| 75763 | Frankston, TX | 17.2 mi |
| 75784 | Reklaw, TX | 17.7 mi |
| 75791 | Whitehouse, TX | 19.1 mi |
| 75687 | Price, TX | 20.2 mi |
| 75703 | Tyler, TX | 20.6 mi |
Questions about 75766
What is the ZIP+4 code for 75766?
75766 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 75766, you need to look up a specific street address to get them.
What city is 75766?
75766 is assigned to Jacksonville, Texas, in Cherokee 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.