Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF1K callsign genealogy
Currently held by LOGAN, CHARLES 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 KF1K's current licensee, walking backwards.
- Magnuson, Russell AVAgranted 2009-11-05cancelled 2009-11-24
Successor callsigns
Callsigns held now by people who previously held KF1K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF1K, oldest first.
- LOGAN, CHARLES R CT1997-02-10 → cancelled 2009-02-11
- Magnuson, Russell A VA2019-11-19 active