Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4NOE callsign genealogy
Currently held by ALEQUIN RIVERA, CARLOS NOEL
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 KP4NOE's current licensee, walking backwards.
- ALEQUIN, CARLOS NPRgranted 2022-05-10cancelled 2022-05-28
Successor callsigns
Callsigns held now by people who previously held KP4NOE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4NOE, oldest first.
- REYES RIVERA, NOEL PR2009-12-22 → cancelled 2021-12-23
- ALEQUIN RIVERA, CARLOS NOEL PR2022-05-28 active