Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC1YP callsign genealogy
Currently held by LANDRAU JR, ROBERTO L
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 KC1YP's current licensee, walking backwards.
- N1ICIno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KC1YP.
- LANDRAU JR, ROBERTO LNHgranted 2000-07-26cancelled 2012-07-27