Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0LFA callsign genealogy
Currently held by FUHRMAN III, JOHN F
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 K0LFA's current licensee, walking backwards.
- FUHRMAN III, JOHN FKSgranted 2009-12-14cancelled 2013-06-11
Successor callsigns
Callsigns held now by people who previously held K0LFA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0LFA, oldest first.
- Fuhrman, John F MO2007-04-23 → cancelled 2013-02-10
- FUHRMAN III, JOHN F KS2023-08-03 active