Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1UB callsign genealogy
Currently held by Mazerolle, Brian R
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 AB1UB's current licensee, walking backwards.
- Mazerolle, Brian RCTgranted 2013-06-18cancelled 2013-08-16
Successor callsigns
Callsigns held now by people who previously held AB1UB.
No current licensee on record previously held this callsign.