Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4PFR callsign genealogy
Currently held by Roman-Nieves, Jorge I
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 KK4PFR's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK4PFR.
- ROMAN NIEVES, JORGE IFLgranted 2024-01-03