Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4NGM callsign genealogy
Currently held by Chartier, Jon B
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 W4NGM's current licensee, walking backwards.
- Hood, Charles RGAgranted 2014-09-22cancelled 2021-08-06
Successor callsigns
Callsigns held now by people who previously held W4NGM.
- Chartier, Jon BFLgranted 2023-01-31
All historical holders
Every license row we've seen with the callsign W4NGM, oldest first.
- Chartier, Jon B FL2004-04-09 → cancelled 2013-03-22
- Hood, Charles R GA2021-08-06 active