Frontenac zipcode
| City | Frontenac |
| ZIP Code | 66763 |
| Type | Standard |
| State Code | KS |
| State | Kansas |
ZIP code of Frontenac is 66763. This place is located in Kansas state in US. To send any postal service to Frontenac, you must use 66763 zipcode.
The ZIP code 66763 is also used with 1 more city name of Kansas.
- Pittsburg, KS