Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1TRJ callsign genealogy
Currently held by Lentz Jr, Robert 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 K1TRJ's current licensee, walking backwards.
- Lentz Jr, Robert JMIgranted 2024-06-04cancelled 2025-02-15
Successor callsigns
Callsigns held now by people who previously held K1TRJ.
- Lentz Jr, Robert JMIgranted 2025-09-16