Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9RYN callsign genealogy
Currently held by AUGSBURGER, DEREK C
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 W9RYN's current licensee, walking backwards.
- AUGSBURGER, DEREK CINgranted 1993-01-19cancelled 2001-05-08
Successor callsigns
Callsigns held now by people who previously held W9RYN.
- AUGSBURGER, DEREK CINgranted 2021-03-11cancelled 2023-08-08