Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DWF callsign genealogy
Currently held by Fritz, Don W
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 W7DWF's current licensee, walking backwards.
- Fox, Daniel WUTgranted 2014-08-25cancelled 2015-09-01
Successor callsigns
Callsigns held now by people who previously held W7DWF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DWF, oldest first.
- Fritz, Don W TX1998-01-23 → cancelled 2010-01-26
- Fox, Daniel W UT2025-07-22 active