Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0JLC callsign genealogy
Currently held by CHASS, JOHN L
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 W0JLC's current licensee, walking backwards.
- Caudillo, Jeremy LKSgranted 2019-12-16cancelled 2020-01-03
Successor callsigns
Callsigns held now by people who previously held W0JLC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0JLC, oldest first.
- CHASS, JOHN L FL2006-12-15 → cancelled 2019-03-13
- Caudillo, Jeremy L KS2020-01-03 active