Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6QIZ callsign genealogy
Currently held by De Cosse, ROBERT E
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 W6QIZ's current licensee, walking backwards.
- De Cosse, ROBERT ENVgranted 2017-02-24cancelled 2018-01-06
Successor callsigns
Callsigns held now by people who previously held W6QIZ.
- De Cosse, ROBERT ENVgranted 2017-02-24cancelled 2018-01-06
All historical holders
Every license row we've seen with the callsign W6QIZ, oldest first.
- De Cosse, ROBERT E OR2009-02-20 → cancelled 2017-02-24
- De Cosse, ROBERT E NV2018-01-06 active