Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4ZMP callsign genealogy
Currently held by BARNES, MICHAEL 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 KF4ZMP's current licensee, walking backwards.
- BARNES, MICHAEL Jcancelled 1998-07-28
Successor callsigns
Callsigns held now by people who previously held KF4ZMP.
- BARNES, MICHAEL JFLgranted 2023-07-04