Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1LUM callsign genealogy
Currently held by Given, William J
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 W1LUM's current licensee, walking backwards.
- Given, William JCOgranted 2016-11-03cancelled 2016-12-13
Successor callsigns
Callsigns held now by people who previously held W1LUM.
No current licensee on record previously held this callsign.