Kay County, Oklahoma ZIP codes
8 ZIP codes are in Kay County, plus 3 that cross in from neighboring counties. It's part of the Ponca City, OK micro area.
- ZIP codes
- 8
- Population in these ZIPs
- 34,243
- Avg. median income
- $55,400population-weighted
- Cities & towns
- 7
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Kay County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 74601 | Ponca City | 18,916 | $52,067 | $91,700 |
| 74602 PO Box | Ponca City | — | — | — |
| 74631 | Blackwell | 6,689 | $53,964 | $62,900 |
| 74632 | Braman | 553 | $88,750 | $139,700 |
| 74641 | Kaw City | 552 | $62,083 | $160,000 |
| 74646 | Nardin | 289 | $90,473 | — |
| 74647 | Newkirk | 3,534 | $63,145 | $135,900 |
| 74653 | Tonkawa | 3,710 | $59,079 | $103,300 |
ZIP codes partly in Kay County
These ZIP codes are mostly in a neighboring county but cover part of Kay County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 74604 | Ponca City | Osage County | 12,189 | $80,331 | $221,100 |
| 74643 | Lamont | Grant County | 512 | $68,929 | $87,200 |
| 74652 | Shidler | Osage County | 793 | $71,307 | $98,200 |
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 Kay County
Nearby counties
Frequently asked questions
How many ZIP codes are in Kay County, Oklahoma?
8 ZIP codes are mainly in Kay County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Kay County?
ZIP codes in Kay County use the city names Blackwell, Braman, Kaw City, Nardin, Newkirk, Ponca City and Tonkawa.
What metro area is Kay County in?
Kay County is part of the Ponca City, OK micropolitan statistical area.