Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4JML callsign genealogy
Currently held by BARLOW SR, RALPH M
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 WA4JML's current licensee, walking backwards.
- BARLOW SR, RALPH MFLgranted 2014-12-15cancelled 2015-08-21
Successor callsigns
Callsigns held now by people who previously held WA4JML.
No current licensee on record previously held this callsign.