Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4NIN callsign genealogy
Currently held by MALDONADO MARTINEZ, 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 KP4NIN's current licensee, walking backwards.
- MALDONADO MARTINEZ L, Acancelled 1999-03-25
Successor callsigns
Callsigns held now by people who previously held KP4NIN.
No current licensee on record previously held this callsign.