Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC5RDP callsign genealogy
Currently held by PLESSALA, ROGER D
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 KC5RDP's current licensee, walking backwards.
- PLESSALA, ROGER DMSgranted 2013-12-03cancelled 2014-01-25
Successor callsigns
Callsigns held now by people who previously held KC5RDP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC5RDP, oldest first.
- SCHREIBER, PETER A TX1995-10-03 → cancelled 2007-10-04
- PLESSALA, ROGER D LA2024-03-13 active