Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9RSD callsign genealogy
Currently held by Denlinger, Ronald S
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 K9RSD's current licensee, walking backwards.
- Denlinger, Ronald SNCgranted 2020-09-08cancelled 2020-09-29
Successor callsigns
Callsigns held now by people who previously held K9RSD.
No current licensee on record previously held this callsign.