| Callsign | WY8R |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-10-16 |
| Effective Date | 2026-10-16 |
| Expire Date | 2036-12-27 |
| Cancel Date | |
| Last Action Date | 2026-10-16 |
| End Date | 2036-12-27 |
| Available Date | 2038-12-28 |
| Applicant Type | I - Individual |
| Entity Name | KROLL, MATTHEW |
| Street Address / Locality | 1385 E. Predmore Rd. OAKLAND, MI 48363 |
| County | Oakland County |
| Zip Location | 42°46'20.9"N 83°09'45.0"W |
| Maidenhead | EN82ks |
| FRN | 0015541196 |
| Licensee ID/SGIN | L01195767 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x1 |
| ULS/Geo Region | 8 / 8 / MI |
| Prev Callsign / Prev Class | N8KCT P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 8 / 56 |