Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1RTN callsign genealogy
Currently held by Lesniak, Aleksander P
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 K1RTN's current licensee, walking backwards.
- Lesniak, Aleksander PCOgranted 2019-09-16cancelled 2021-08-20
Successor callsigns
Callsigns held now by people who previously held K1RTN.
No current licensee on record previously held this callsign.