73534 ZIP Code — Duncan, OK
Stephens County, Oklahoma
ZIP code 73534 is located in Duncan, Oklahoma, within Stephens County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 580.
0
population
0.00
sq mi land
Standard
ZIP type
Central (CT)
timezone
73534 ZIP code map
Cities in ZIP code 73534
Below are the cities the US Postal Service accepts for ZIP code 73534. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Duncan | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 40 |
| County FIPS | 137 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 34.5023 |
| Longitude | -97.9576 |
| Timezone | Central (CT) |
| Area code | 580 |