Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB2FUM callsign genealogy
Currently held by CARUSO, JOHN T
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 WB2FUM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WB2FUM.
- Caruso 251, John TNJgranted 2019-05-07