Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4MAV callsign genealogy
Currently held by BISHOP, R J
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 WA4MAV's current licensee, walking backwards.
- Bishop, Richard JWAgranted 2026-02-18cancelled 2026-06-23
Successor callsigns
Callsigns held now by people who previously held WA4MAV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4MAV, oldest first.
- BISHOP, R J VA2016-01-05 → cancelled 2024-07-03
- Bishop, Richard J WA2026-06-23 active