Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX0FTW callsign genealogy
Currently held by Humphreys, Ronald R
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 KX0FTW's current licensee, walking backwards.
- Humphreys, Ronald RMOgranted 2016-04-11cancelled 2016-04-29
Successor callsigns
Callsigns held now by people who previously held KX0FTW.
- Humphreys, Ronald RMOgranted 2018-12-14