ZIP Code 73729 — Cleo Springs, OK
73729 is a standard (street delivery) ZIP code serving Cleo Springs, Oklahoma, in Major 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 73729 at a glance
| ZIP code | 73729 |
|---|---|
| Primary city | Cleo Springs |
| State | Oklahoma (OK) |
| County | Major FIPS 40093 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 645 |
| Coordinates | 36.397230, -98.452560 |
How ZIP+4 works in 73729
The four digits after the hyphen encode a delivery segment inside 73729. 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 73729 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 73729.
| ZIP | City | Distance |
|---|---|---|
| 73716 | Aline, OK | 8.2 mi |
| 73768 | Ringwood, OK | 9.9 mi |
| 73737 | Fairview, OK | 10.4 mi |
| 73747 | Isabella, OK | 12.9 mi |
| 73726 | Carmen, OK | 12.9 mi |
| 73741 | Helena, OK | 14.8 mi |
| 73760 | Meno, OK | 15.7 mi |
| 73731 | Dacoma, OK | 18.9 mi |
| 73739 | Goltry, OK | 19.5 mi |
| 73755 | Longdale, OK | 19.5 mi |
| 73754 | Lahoma, OK | 19.9 mi |
| 73718 | Ames, OK | 20.5 mi |
Questions about 73729
What is the ZIP+4 code for 73729?
73729 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 73729, you need to look up a specific street address to get them.
What city is 73729?
73729 is assigned to Cleo Springs, Oklahoma, in Major 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.