Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7RIS callsign genealogy
Currently held by Shelby, Michael B
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 W7RIS's current licensee, walking backwards.
- Shelby, Micheal BORgranted 2007-12-06cancelled 2009-05-01
Successor callsigns
Callsigns held now by people who previously held W7RIS.
No current licensee on record previously held this callsign.