Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4JCW callsign genealogy
Currently held by WATSON III, JOHN C
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 W4JCW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4JCW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JCW, oldest first.
- Chance, John A FL2001-08-17 → cancelled 2013-08-20
- WATSON III, JOHN C SC2023-07-04 active