Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4OBV callsign genealogy
Currently held by Puerto Rico CW 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 WP4OBV'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 WP4OBV.
- WP4EEcancelledPuerto Rico CW ClubPRgranted 2010-04-16cancelled 2019-09-17