Stephens County, Oklahoma ZIP codes
9 ZIP codes are in Stephens County, plus 3 that cross in from neighboring counties. It's part of the Duncan, OK micro area.
- ZIP codes
- 9
- Population in these ZIPs
- 44,421
- Avg. median income
- $62,700population-weighted
- Cities & towns
- 7
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Stephens County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 73055 | Marlow | 10,064 | $65,991 | $175,900 |
| 73425 | Countyline | 201 | $35,637 | — |
| 73434 | Foster | 574 | $63,214 | $262,900 |
| 73442 | Loco | 275 | $52,292 | $164,000 |
| 73491 | Velma | 791 | $83,750 | $114,600 |
| 73529 | Comanche | 4,898 | $70,143 | $133,500 |
| 73533 | Duncan | 27,618 | $59,906 | $134,100 |
| 73534 PO Box | Duncan | — | — | — |
| 73536 PO Box | Duncan | — | — | — |
ZIP codes partly in Stephens County
These ZIP codes are mostly in a neighboring county but cover part of Stephens County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 73481 | Ratliff City | Carter County | 842 | $63,250 | $149,300 |
| 73548 | Hastings | Cotton County | 428 | — | $121,300 |
| 73573 | Waurika | Jefferson County | 2,416 | $49,318 | $102,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Stephens County
Nearby counties
Frequently asked questions
How many ZIP codes are in Stephens County, Oklahoma?
9 ZIP codes are mainly in Stephens County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Stephens County?
ZIP codes in Stephens County use the city names Comanche, Countyline, Duncan, Foster, Loco, Marlow and Velma.
What metro area is Stephens County in?
Stephens County is part of the Duncan, OK micropolitan statistical area.