Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4TGM callsign genealogy
Currently held by Majors, Jonathan G
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 KD4TGM's current licensee, walking backwards.
- Majors, Katelyn NALgranted 2014-03-20cancelled 2015-09-15
Successor callsigns
Callsigns held now by people who previously held KD4TGM.
- Majors, Jonathan GALgranted 2012-08-21cancelled 2013-11-15
All historical holders
Every license row we've seen with the callsign KD4TGM, oldest first.
- Majors, Jonathan G AL2012-08-21 → cancelled 2013-08-15
- DAMASO, KATELYN M AL2025-08-15 active