Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE4MJ callsign genealogy
Currently held by JOHNSON JR, MILLARD R
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 KE4MJ's current licensee, walking backwards.
- JOHNSON JR, MILLARD RTXgranted 2015-09-15cancelled 2020-03-20
Successor callsigns
Callsigns held now by people who previously held KE4MJ.
- SCOZZAFAVA, MICHAEL GVAgranted 2022-01-19
All historical holders
Every license row we've seen with the callsign KE4MJ, oldest first.
- SCOZZAFAVA, MICHAEL G VA2011-08-16 → cancelled 2012-02-24
- JOHNSON JR, MILLARD R TX2020-03-20 active