Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4GYM callsign genealogy
Currently held by HOOVER, CHRISTOPHER W
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 KC4GYM's current licensee, walking backwards.
- KM4HMKcancelledSOUTHERN SANDS AMATEUR RADIO CLUBSCgranted 2015-01-26cancelled 2015-02-18
Successor callsigns
Callsigns held now by people who previously held KC4GYM.
- HOOVER, CHRISTOPHER WSCgranted 2020-05-21
All historical holders
Every license row we've seen with the callsign KC4GYM, oldest first.
- HOOVER, CHRISTOPHER W SC1991-06-18 → cancelled 2000-06-20
- SOUTHERN SANDS AMATEUR RADIO CLUB SC2025-01-08 active