Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4QWN callsign genealogy
Currently held by Montero Maldonado, Rogelio A
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 WP4QWN'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 WP4QWN.
- Montero Maldonado, Rogelio APRgranted 2019-01-01