Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DZR callsign genealogy
Currently held by Gentry, Douglas A
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 W7DZR's current licensee, walking backwards.
- Dennison, John PAZgranted 2012-08-28cancelled 2014-04-19
Successor callsigns
Callsigns held now by people who previously held W7DZR.
- Gentry, Douglas AUTgranted 2011-10-18cancelled 2019-08-15
All historical holders
Every license row we've seen with the callsign W7DZR, oldest first.
- Gentry, Douglas A CA2008-07-18 → cancelled 2011-10-18
- Dennison, John P AZ2014-04-19 → cancelled 2026-04-21