Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LRP callsign genealogy
Currently held by Pernice, Louis R
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 K4LRP's current licensee, walking backwards.
- Pernice, Louis RFLgranted 2021-10-12cancelled 2021-10-30
Successor callsigns
Callsigns held now by people who previously held K4LRP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4LRP, oldest first.
- Gerstner, John FL2008-05-28 → cancelled 2020-05-29
- Pernice, Louis R FL2021-10-30 active