Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KJ4GMV callsign genealogy
Currently held by Crom, Benjamin 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 KJ4GMV's current licensee, walking backwards.
- Crom, Benjamin BTNgranted 2008-08-21cancelled 2008-09-08
Successor callsigns
Callsigns held now by people who previously held KJ4GMV.
- Crom, Benjamin BGAgranted 2019-05-14