Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF6OWL callsign genealogy
Currently held by Laferr, Randy J
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 KF6OWL's current licensee, walking backwards.
- Laferr, Randy JMTgranted 2017-12-19cancelled 2018-01-17
Successor callsigns
Callsigns held now by people who previously held KF6OWL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF6OWL, oldest first.
- LAFERR, RANDY J CA1997-12-09 → cancelled 2009-12-10
- Laferr, Randy J MT2018-01-17 active