Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9RDR callsign genealogy
Currently held by RYAN, 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 W9RDR's current licensee, walking backwards.
- Ryan, Roger DILgranted 1997-06-25cancelled 2004-06-29
Successor callsigns
Callsigns held now by people who previously held W9RDR.
No current licensee on record previously held this callsign.