| Callsign | KD4KLK |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2011-11-22 |
| Effective Date | 2011-11-22 |
| Expire Date | 2022-02-18 |
| Cancel Date | 2024-02-21 |
| Last Action Date | 2024-02-21 |
| End Date | 2022-02-18 |
| Available Date | 2024-03-23 |
| Applicant Type | I - Individual |
| Entity Name | VAN DER VOSSEN, WILLIAM J |
| Street Address / Locality | 13634 FOREST POND CT CENTREVILLE, VA 201213011 |
| County | Fairfax County |
| Zip Location | 38°48'39.7"N 77°27'46.6"W |
| Maidenhead | FM18gt |
| FRN | 0006097364 |
| Licensee ID/SGIN | L00448522 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0004965052 |
| Phonetic weight / Morse weight | 12 / 72 |