Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7YDI callsign genealogy
Currently held by SEABOLDT, DALLAS 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 WA7YDI's current licensee, walking backwards.
- SEABOLDT, DALLAS EWAgranted 2016-10-27cancelled 2020-12-29
Successor callsigns
Callsigns held now by people who previously held WA7YDI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA7YDI, oldest first.
- GRAY, ROBERT D WA2003-06-09 → cancelled 2015-08-11
- SEABOLDT, DALLAS E WA2020-12-29 active