Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7MRB callsign genealogy
Currently held by Bullis, Michael 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 WA7MRB's current licensee, walking backwards.
- Bullis, Michael AMDgranted 2019-02-26cancelled 2019-03-19
Successor callsigns
Callsigns held now by people who previously held WA7MRB.
No current licensee on record previously held this callsign.