Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4PSS callsign genealogy
Currently held by Plumey Diaz, Christian 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 KP4PSS's current licensee, walking backwards.
- Plumey Diaz, Christian MPRgranted 2016-09-09cancelled 2018-02-10
Successor callsigns
Callsigns held now by people who previously held KP4PSS.
No current licensee on record previously held this callsign.