Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9MVS callsign genealogy
Currently held by GS QSL Service
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 K9MVS's current licensee, walking backwards.
- Silveri, MarkMAgranted 2009-01-22cancelled 2010-05-14
Successor callsigns
Callsigns held now by people who previously held K9MVS.
- WV9HexpiredGS QSL ServiceWIgranted 2008-04-25cancelled 2020-04-28
All historical holders
Every license row we've seen with the callsign K9MVS, oldest first.
- GS QSL Service WI2007-11-17 → cancelled 2008-04-25
- Silveri, Mark MA2020-03-11 active