Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4FKF callsign genealogy
Currently held by Jackson, Charles A
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 KN4FKF's current licensee, walking backwards.
- Jackson, Charles AGAgranted 2017-07-11cancelled 2017-08-18
Successor callsigns
Callsigns held now by people who previously held KN4FKF.
No current licensee on record previously held this callsign.