| Callsign | K4DWM |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-03-17 |
| Effective Date | 2026-03-17 |
| Expire Date | 2036-05-12 |
| Cancel Date | |
| Last Action Date | 2026-03-17 |
| End Date | 2036-05-12 |
| Available Date | 2038-05-13 |
| Applicant Type | I - Individual |
| Entity Name | MATHER, DAVID W |
| Street Address / Locality | 2585 TONIEVILLE RD HODGENVILLE, KY 42748 |
| County | Larue County |
| Zip Location | 37°34'00.2"N 85°41'38.6"W |
| Maidenhead | EM77dn |
| FRN | 0011037306 |
| Licensee ID/SGIN | L00873726 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / KY |
| Prev Callsign / Prev Class | KF4CMA P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 9 / 58 |