Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP3YY callsign genealogy
Currently held by KELDER, ANA
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 NP3YY's current licensee, walking backwards.
- Ortiz Perez, Yamil JPRgranted 2016-11-04cancelled 2016-11-26
Successor callsigns
Callsigns held now by people who previously held NP3YY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3YY, oldest first.
- KELDER, ANA NY1998-10-28 → cancelled 2010-10-29
- Ortiz Perez, Yamil J PR2016-11-26 active