Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4F callsign genealogy
Currently held by JOHNSON, DANIEL R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KD4F's current licensee, walking backwards.
- SLOVER, INGRID KTNgranted 1996-09-26cancelled 2000-06-24
Successor callsigns
Callsigns held now by people who previously held KD4F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4F, oldest first.
- JOHNSON, DANIEL R FL1988-05-17 → cancelled 2000-05-18
- Klose, Ingrid TN2020-06-13 active