Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR6CKT callsign genealogy
Currently held by Calderwood, Thomas C
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 KR6CKT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KR6CKT.
- Calderwood, Thomas CCAgranted 2016-09-24cancelled 2019-02-02