Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7QB callsign genealogy
Currently held by TOMAZZONI, MAURO
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 K7QB's current licensee, walking backwards.
- PERRY, ROBERT WORgranted 2014-01-07cancelled 2020-01-25
- PERRY, ROBERT WINgranted 2012-03-13cancelled 2014-01-07
- PERRY, ROBERT WNYgranted 2009-05-19cancelled 2012-03-13
- PERRY, ROBERT WINgranted 2009-01-22cancelled 2009-05-19
- Wilmes, Charles EMOgranted 2020-01-07
- Wilmes, Charles EMOgranted 2010-03-13cancelled 2020-01-07
Successor callsigns
Callsigns held now by people who previously held K7QB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7QB, oldest first.
- TOMAZZONI, MAURO NC2007-12-08 → cancelled 2020-01-07
- PERRY, ROBERT W IN2020-01-25 active