Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA1TT callsign genealogy
Currently held by MICHAUD, BILLY 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 AA1TT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AA1TT.
No current licensee on record previously held this callsign.