ZIP Code 76437 — Cisco, TX
76437 is a standard (street delivery) ZIP code serving Cisco, Texas, in Eastland 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 76437 at a glance
| ZIP code | 76437 |
|---|---|
| Primary city | Cisco |
| State | Texas (TX) |
| County | Eastland FIPS 48133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 5,882 |
| Coordinates | 32.388000, -99.019350 |
How ZIP+4 works in 76437
The four digits after the hyphen encode a delivery segment inside 76437. 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 76437 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 76437.
| ZIP | City | Distance |
|---|---|---|
| 76469 | Putnam, TX | 11.9 mi |
| 76448 | Eastland, TX | 13.1 mi |
| 76464 | Moran, TX | 15.1 mi |
| 76435 | Carbon, TX | 15.2 mi |
| 76466 | Olden, TX | 16.9 mi |
| 76471 | Rising Star, TX | 19.2 mi |
| 79504 | Baird, TX | 20.1 mi |
| 76443 | Cross Plains, TX | 21.4 mi |
| 76470 | Ranger, TX | 21.8 mi |
| 76454 | Gorman, TX | 21.8 mi |
| 76445 | Desdemona, TX | 28.6 mi |
| 76424 | Breckenridge, TX | 29.7 mi |
Questions about 76437
What is the ZIP+4 code for 76437?
76437 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 76437, you need to look up a specific street address to get them.
What city is 76437?
76437 is assigned to Cisco, Texas, in Eastland 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.