Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0MRG callsign genealogy
Currently held by Mobile Amateur Radio Operators Group
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 W0MRG's current licensee, walking backwards.
- FOSSE, JASON DCOgranted 2020-10-26cancelled 2022-04-29
Successor callsigns
Callsigns held now by people who previously held W0MRG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0MRG, oldest first.
- Mobile Amateur Radio Operators Group CO2010-03-19 → cancelled 2022-03-22
- FOSSE, JASON D CO2022-04-29 active