Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1JDO callsign genealogy
Currently held by GALLAHUE, DONALD V
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 W1JDO's current licensee, walking backwards.
- GALLAHUE, DONALD VMAgranted 2008-04-01cancelled 2016-01-12
Successor callsigns
Callsigns held now by people who previously held W1JDO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JDO, oldest first.
- HILBRUNNER, A FRANCIS MA2004-11-10 → cancelled 2014-01-22
- GALLAHUE, DONALD V MA2016-01-12 active