Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4AMR callsign genealogy
Currently held by ROSARIO OTERO, ANGEL M
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 KP4AMR's current licensee, walking backwards.
- ROSARIO OTERO, ANGEL MPRgranted 2002-12-03cancelled 2005-01-15
Successor callsigns
Callsigns held now by people who previously held KP4AMR.
No current licensee on record previously held this callsign.