Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1LBD callsign genealogy
Currently held by Judge, John P
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 KA1LBD's current licensee, walking backwards.
- Judge, John PMAgranted 2021-03-05cancelled 2021-03-23
Successor callsigns
Callsigns held now by people who previously held KA1LBD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1LBD, oldest first.
- ANDREWS, STANLEY A MA1995-04-18 → cancelled 2007-04-19
- Judge, John P MA2021-03-23 active