Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1RHM callsign genealogy
Currently held by Marshall, Richard H
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 KC1RHM's current licensee, walking backwards.
- Marshall, Richard HMEgranted 2016-09-26cancelled 2016-11-08
Successor callsigns
Callsigns held now by people who previously held KC1RHM.
- Marshall, Richard HMEgranted 2019-11-13