Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7SM callsign genealogy
Currently held by MATTOON, SCOTT 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 WA7SM's current licensee, walking backwards.
- MATTOON, SCOTT DWAgranted 2006-12-12cancelled 2013-06-08
Successor callsigns
Callsigns held now by people who previously held WA7SM.
No current licensee on record previously held this callsign.