| Callsign | K4LFK |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2019-03-28 |
| Effective Date | 2019-04-24 |
| Expire Date | 2029-06-24 |
| Cancel Date | |
| Last Action Date | 2019-04-24 |
| End Date | 2029-06-24 |
| Available Date | 2031-06-25 |
| Applicant Type | I - Individual |
| Entity Name | KLEIN, LEONARD F |
| Street Address / Locality | 1942 Vintage Place The Villages, FL 32163 |
| County | Sumter County |
| Zip Location | 28°56'01.7"N 81°59'29.0"W |
| Maidenhead | EL98aw |
| FRN | 0003508173 |
| Licensee ID/SGIN | L00243448 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | WB4YJG P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0008615129 |
| Phonetic weight / Morse weight | 10 / 62 |