Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KR5LYS callsign genealogy
Currently held by RATZLAFF, LISA
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 KR5LYS's current licensee, walking backwards.
- RATZLAFF, LISAUTgranted 2013-05-09cancelled 2013-06-15
Successor callsigns
Callsigns held now by people who previously held KR5LYS.
No current licensee on record previously held this callsign.