Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KT5HRK callsign genealogy
Currently held by Lin, Gregory 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 KT5HRK's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KT5HRK.
No current licensee on record previously held this callsign.