Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1MAV callsign genealogy
Currently held by Bollaert, Mark A
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 W1MAV's current licensee, walking backwards.
- Bollaert, Mark AILgranted 2023-12-12cancelled 2023-12-30
Successor callsigns
Callsigns held now by people who previously held W1MAV.
No current licensee on record previously held this callsign.