Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1GBD callsign genealogy
Currently held by HARTY, WILLIAM T
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 K1GBD's current licensee, walking backwards.
- DINEEN, GUY BTXgranted 2021-01-29cancelled 2021-02-23
Successor callsigns
Callsigns held now by people who previously held K1GBD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1GBD, oldest first.
- HARTY, WILLIAM T MA1999-02-04 → cancelled 2011-02-05
- DINEEN, GUY B TX2021-02-23 active