Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD7F callsign genealogy
Currently held by SLUSSER SR, JOHN P
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 WD7F's current licensee, walking backwards.
- KK7DJIcancelledBorder Amateur Radio TeamAZgranted 2022-02-02cancelled 2022-03-29
Successor callsigns
Callsigns held now by people who previously held WD7F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD7F, oldest first.
- SLUSSER SR, JOHN P AZ2017-03-08 → cancelled 2021-12-16
- Border Amateur Radio Team AZ2022-03-29 active