ZIP Code 73038 — Fort Cobb, OK
73038 is a standard (street delivery) ZIP code serving Fort Cobb, Oklahoma, in Caddo 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 73038 at a glance
| ZIP code | 73038 |
|---|---|
| Primary city | Fort Cobb |
| State | Oklahoma (OK) |
| County | Caddo FIPS 40015 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,483 |
| Coordinates | 35.121400, -98.443060 |
How ZIP+4 works in 73038
The four digits after the hyphen encode a delivery segment inside 73038. 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 73038 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 73038.
| ZIP | City | Distance |
|---|---|---|
| 73001 | Albert, OK | 7.4 mi |
| 73015 | Carnegie, OK | 8.9 mi |
| 73009 | Binger, OK | 12 mi |
| 73005 | Anadarko, OK | 12.5 mi |
| 73042 | Gracemont, OK | 13.2 mi |
| 73033 | Eakly, OK | 14.3 mi |
| 73006 | Apache, OK | 15 mi |
| 73053 | Lookeba, OK | 16.7 mi |
| 73062 | Mountain View, OK | 17.6 mi |
| 73021 | Colony, OK | 19.7 mi |
| 73092 | Verden, OK | 20.1 mi |
| 73029 | Cyril, OK | 20.2 mi |
Questions about 73038
What is the ZIP+4 code for 73038?
73038 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 73038, you need to look up a specific street address to get them.
What city is 73038?
73038 is assigned to Fort Cobb, Oklahoma, in Caddo 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.