Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NJ0U callsign genealogy
Currently held by CARLSON JR, JOHN P
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 NJ0U's current licensee, walking backwards.
- WB9KVSno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held NJ0U.
No current licensee on record previously held this callsign.