Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA7YDG callsign genealogy
Currently held by BALL, JOHN D
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 WA7YDG's current licensee, walking backwards.
- Millard, Kris AWAgranted 2015-11-18cancelled 2015-12-15
Successor callsigns
Callsigns held now by people who previously held WA7YDG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA7YDG, oldest first.
- BALL, JOHN D WA1997-07-29 → cancelled 2009-07-30
- Millard, Kris A WA2015-12-15 active