Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6TRN callsign genealogy
Currently held by TIEN WAITT, TRINH T
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 K6TRN's current licensee, walking backwards.
- MURPHY, BRIAN JCAgranted 2021-12-13cancelled 2024-05-07
Successor callsigns
Callsigns held now by people who previously held K6TRN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6TRN, oldest first.
- TIEN WAITT, TRINH T OH2011-07-01 → cancelled 2023-08-22
- Murphy, Brian J CA2024-05-07 active