Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4LLC callsign genealogy
Currently held by Luna-Colon, Lionel
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 KP4LLC's current licensee, walking backwards.
- Luna-Colon, LionelPRgranted 2018-07-10cancelled 2018-07-31
Successor callsigns
Callsigns held now by people who previously held KP4LLC.
No current licensee on record previously held this callsign.