Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ2K callsign genealogy
Currently held by MANNARINO, THOMAS
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 KJ2K's current licensee, walking backwards.
- SUTTON, FRED RTNgranted 1992-01-21cancelled 2000-06-06
- KC4ZMXno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KJ2K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ2K, oldest first.
- MANNARINO, THOMAS NY1987-09-29 → cancelled 1999-09-30
- SUTTON, FRED R FL2020-04-15 active