Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4CPR callsign genealogy
Currently held by OTERO, LUIS 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 WP4CPR's current licensee, walking backwards.
- OTERO, LUIS APRgranted 2006-10-05cancelled 2011-05-06
Successor callsigns
Callsigns held now by people who previously held WP4CPR.
- OTERO, LUIS AVAgranted 2024-09-06