Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4Y callsign genealogy
Currently held by Puerto Rico RTTY Club
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 WP4Y's current licensee, walking backwards.
- WP4NOUcancelledPuerto Rico RTTY ClubPRgranted 2001-04-12cancelled 2001-06-01
Successor callsigns
Callsigns held now by people who previously held WP4Y.
- LUCCIONI, DIVINIILgranted 2018-10-05
All historical holders
Every license row we've seen with the callsign WP4Y, oldest first.
- Puerto Rico RTTY Club PR2021-04-12 active
- LUCCIONI, DIVINI— → cancelled 1998-11-24