Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1JJT callsign genealogy
Currently held by Troisi, John 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 W1JJT's current licensee, walking backwards.
- Troisi, John JMAgranted 2014-10-30cancelled 2014-12-09
Successor callsigns
Callsigns held now by people who previously held W1JJT.
No current licensee on record previously held this callsign.