Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP3CB callsign genealogy
Currently held by CONTRERAS ROSADO, MIGUEL
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 WP3CB's current licensee, walking backwards.
- Nieves Hernandez, AngelPRgranted 2006-06-02cancelled 2006-07-08
Successor callsigns
Callsigns held now by people who previously held WP3CB.
- Contreras, MiguelPRgranted 2019-10-16
All historical holders
Every license row we've seen with the callsign WP3CB, oldest first.
- CONTRERAS ROSADO, MIGUEL PR1999-03-29 → cancelled 1999-10-26
- Nieves Hernandez, Angel PR2016-07-07 active