| Callsign | KC9OZG |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2009-01-27 |
| Effective Date | 2009-01-27 |
| Expire Date | 2019-01-27 |
| Cancel Date | 2009-05-09 |
| Last Action Date | 2009-05-09 |
| End Date | 2009-05-09 |
| Available Date | 2011-05-10 |
| Applicant Type | B - Amateur Club |
| Entity Name | McHenry County Grid Rats |
| Street Address / Locality | 636 E Calhoun St Woodstock, IL 60098 |
| County | McHenry County |
| Zip Location | 42°19'32.2"N 88°27'37.6"W |
| Maidenhead | EN52sh |
| FRN | 0018457028 |
| Licensee ID/SGIN | L01461842 / 000 |
| Licensee Class | |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 9 / 9 / IL |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | W9DDH Heidenreich, Daniel D |
| Vanity Type | |
| ULS File Number | 0003717389 |
| Phonetic weight / Morse weight | 11 / 86 |