Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4MCB callsign genealogy
Currently held by Brown, Megan C
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 K4MCB's current licensee, walking backwards.
- Brown, Megan CGAgranted 2015-01-15cancelled 2015-12-01
Successor callsigns
Callsigns held now by people who previously held K4MCB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4MCB, oldest first.
- Buck, Marvin C NC2003-11-11 → cancelled 2015-11-13
- Brown, Megan C GA2015-12-01 active