Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD5GLB callsign genealogy
Currently held by MC GEOGHEGAN, PETER I
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 KD5GLB's current licensee, walking backwards.
- Buttrey, Gary LTXgranted 2020-04-17cancelled 2020-05-08
Successor callsigns
Callsigns held now by people who previously held KD5GLB.
- MC GEOGHEGAN, PETER INMgranted 2009-01-01cancelled 2021-04-01
All historical holders
Every license row we've seen with the callsign KD5GLB, oldest first.
- Buttrey, Gary L TX2020-05-08 active
- MC GEOGHEGAN, PETER I— → cancelled 1999-03-31