Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB1UZJ callsign genealogy
Currently held by Constantine, Nicholas
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 KB1UZJ'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 KB1UZJ.
- Constantine, NicholasWAgranted 2013-09-13cancelled 2018-09-18