Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JCJ callsign genealogy
Currently held by CAMPBELL, KENNETH S
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 W1JCJ's current licensee, walking backwards.
- Janson, James CMAgranted 2002-11-20cancelled 2003-01-22
Successor callsigns
Callsigns held now by people who previously held W1JCJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JCJ, oldest first.
- CAMPBELL, KENNETH S MA1988-09-27 → cancelled 2000-09-28
- Janson, James C MA2022-12-01 active