Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4MLB callsign genealogy
Currently held by Buzhardt, Michelle 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 N4MLB's current licensee, walking backwards.
- Buzhardt, Michelle LGAgranted 2006-09-19cancelled 2012-03-13
Successor callsigns
Callsigns held now by people who previously held N4MLB.
- BROOKS, MICHAEL LGAgranted 2008-07-15cancelled 2015-07-14
All historical holders
Every license row we've seen with the callsign N4MLB, oldest first.
- BROOKS, MICHAEL L GA1998-10-05 → cancelled 2008-07-15
- Buzhardt, Michelle L GA2022-03-29 active