Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3KBD callsign genealogy
Currently held by Zagni, Alberto E
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 W3KBD's current licensee, walking backwards.
- Zagni, Alberto EMDgranted 2018-07-31cancelled 2022-07-09
Successor callsigns
Callsigns held now by people who previously held W3KBD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3KBD, oldest first.
- Silberman, Alexander J NJ2003-01-18 → cancelled 2015-01-21
- Zagni, Alberto E MD2022-07-09 active