Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3LZD callsign genealogy
Currently held by DREXLER III, ROBERT H
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 KA3LZD's current licensee, walking backwards.
- DERRYBERRY, DONALD LPAgranted 2011-11-11cancelled 2016-11-22
Successor callsigns
Callsigns held now by people who previously held KA3LZD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA3LZD, oldest first.
- DREXLER III, ROBERT H PA2004-06-03 → cancelled 2016-06-04
- DERRYBERRY, DONALD L PA2016-11-22 active