Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4JLM callsign genealogy
Currently held by HAGAN SR, JOHN E
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 W4JLM's current licensee, walking backwards.
- MERCED, JORGE LFLgranted 2019-04-22cancelled 2019-05-14
Successor callsigns
Callsigns held now by people who previously held W4JLM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JLM, oldest first.
- HAGAN SR, JOHN E FL2007-02-22 → cancelled 2019-02-23
- MERCED, JORGE L FL2019-05-14 active