Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1GTW callsign genealogy
Currently held by DeVries Jr, Frederick J
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 KC1GTW's current licensee, walking backwards.
- DeVries Jr, Frederick JMAgranted 2016-03-21cancelled 2016-12-20
Successor callsigns
Callsigns held now by people who previously held KC1GTW.
- DeVries Jr, Frederick JNVgranted 2016-03-21