| ZIP | County | State | Area Code | Time Zone |
| 66203 | Johnson | KS | 913 | CST |
| 66214 | Johnson | KS | 913 | CST |
| 66216 | Johnson | KS | 913 | CST |
| 66217 | Johnson | KS | 913 | CST |
| 66218 | Johnson | KS | 913 | CST |
| 66219 | Johnson | KS | 913 | CST |
| 66220 | Johnson | KS | 913 | CST |
| 66226 | Johnson | KS | 913 | CST |
| 66227 | Johnson | KS | 913 | CST |
| 66286 | Johnson | KS | 913 | CST |