Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE4PLK callsign genealogy
Currently held by PARKER, JOHN L
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 KE4PLK's current licensee, walking backwards.
- ROBERTS III, SAMUEL ANCgranted 2016-09-12cancelled 2016-09-30
Successor callsigns
Callsigns held now by people who previously held KE4PLK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE4PLK, oldest first.
- PARKER, JOHN L FL1994-07-22 → cancelled 2006-07-25
- ROBERTS III, SAMUEL A NC2016-09-30 active