Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4WSN callsign genealogy
Currently held by Nazario, Wilson Santana -
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 KP4WSN's current licensee, walking backwards.
- Santana - Nazario, WilsonPRgranted 2017-08-03cancelled 2017-08-22
Successor callsigns
Callsigns held now by people who previously held KP4WSN.
- Santana - Nazario, WilsonPRgranted 2020-07-31