Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3KL callsign genealogy
Currently held by BARNUM, BENJAMIN 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 AB3KL's current licensee, walking backwards.
- BARNUM, BENJAMIN HMDgranted 2003-07-23cancelled 2010-01-22
Successor callsigns
Callsigns held now by people who previously held AB3KL.
No current licensee on record previously held this callsign.