Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MSW callsign genealogy
Currently held by Whiting, Matthew 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 K7MSW's current licensee, walking backwards.
- Whiting, Matthew SPAgranted 2014-01-31cancelled 2014-02-21
Successor callsigns
Callsigns held now by people who previously held K7MSW.
No current licensee on record previously held this callsign.