ZIP CodesZIP codes in Sumner County, Kansas
Sumner County, Kansas has 12 ZIP codes in this list, from 67004 to 67152. They cover 12 places, among them Argonia, Belle Plaine, Caldwell and Conway Springs.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 67004 | Argonia | 106 | 37.284, -97.756 |
| 67013 | Belle Plaine | 76.4 | 37.405, -97.285 |
| 67022 | Caldwell | 183 | 37.045, -97.625 |
| 67031 | Conway Springs | 116 | 37.390, -97.628 |
| 67051 | Geuda Springs | 77.1 | 37.081, -97.180 |
| 67103 | Mayfield | 54.9 | 37.252, -97.542 |
| 67105 | Milan | 60.3 | 37.258, -97.652 |
| 67106 | Milton | 49.3 | 37.440, -97.759 |
| 67110 | Mulvane | 54.3 | 37.476, -97.232 |
| 67119 | Oxford | 76.3 | 37.265, -97.176 |
| 67140 | South Haven | 135 | 37.050, -97.404 |
| 67152 | Wellington | 234 | 37.278, -97.391 |
The ZIP code areas of Sumner County add up to about 1,223 square miles of land (3,167 sq km) as the Census Bureau draws them. The largest is 67152 (Wellington), with 234 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Argonia, KS 67004.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.