Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KE4GMH callsign genealogy
Currently held by HOLBROOK, GARY M
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 KE4GMH's current licensee, walking backwards.
- Holbrook, Gary MKYgranted 2001-11-27cancelled 2008-09-16
Successor callsigns
Callsigns held now by people who previously held KE4GMH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE4GMH, oldest first.
- KERN, RUSSELL E VA1993-09-28 → cancelled 2005-09-29
- HOLBROOK, GARY M FL2018-07-18 active