Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP3AU callsign genealogy
Currently held by ROLDAN DE JESUS, JUAN C
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 KP3AU's current licensee, walking backwards.
- WP4NGWno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KP3AU.
- ROLDAN DE JESUS, JUAN CPRgranted 2019-02-22