Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA3MH callsign genealogy
Currently held by BURNETT, PATRICIA L
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 AA3MH's current licensee, walking backwards.
- Helfrich, Michael SDEgranted 2019-02-27cancelled 2021-09-10
Successor callsigns
Callsigns held now by people who previously held AA3MH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA3MH, oldest first.
- BURNETT, PATRICIA L MD1995-07-29 → cancelled 2005-12-22
- Helfrich, Michael S TN2021-09-10 active