This is the Round Knob ZIP Code page. Round Knob is a city name in Round Knob, Illinois, United States. The city name is designated by USPS, it could be a city, town,village school name, etc.
| post code | city | state | latitude | longitude |
|---|---|---|---|---|
| 16679 | Round Knob | IL | 40.1498 | -78.19251 |