Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3RPS callsign genealogy
Currently held by Sickinger, Ralph P
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 K3RPS's current licensee, walking backwards.
- Sickinger, Ralph PMDgranted 2002-01-24cancelled 2002-03-28
Successor callsigns
Callsigns held now by people who previously held K3RPS.
No current licensee on record previously held this callsign.