Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4IVS callsign genealogy
Currently held by RMN Amateur Radio Auxiliary
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 KM4IVS's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM4IVS.
- W4RMNactiveTRMN Amateur Radio AuxiliarySCgranted 2026-09-12