Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4MRV callsign genealogy
Currently held by SMITH, MARVIN E
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 K4MRV's current licensee, walking backwards.
- SMITH, MARVIN EGAgranted 2010-02-12cancelled 2010-04-23
Successor callsigns
Callsigns held now by people who previously held K4MRV.
No current licensee on record previously held this callsign.