Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4MA callsign genealogy
Currently held by ABBOTT, MICHAEL 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 KK4MA's current licensee, walking backwards.
- ABBOTT, MICHAEL FSCgranted 2011-01-19cancelled 2015-11-17
- N4QXVno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KK4MA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4MA, oldest first.
- GUIDA, ANGELO C FL2001-03-01 → cancelled 2013-03-02
- ABBOTT, MICHAEL F SC2025-09-10 active