Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1YLO callsign genealogy
Currently held by Paananen, Kiirja
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 KC1YLO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC1YLO.
- Paananen, KiirjaMAgranted 2026-02-03