Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9MS callsign genealogy
Currently held by Burmeister, Lewis M
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 AB9MS's current licensee, walking backwards.
- Burmeister, Lewis MWIgranted 2016-11-15cancelled 2018-02-21
Successor callsigns
Callsigns held now by people who previously held AB9MS.
- Burmeister, Lewis MWIgranted 2016-11-15cancelled 2018-02-21
All historical holders
Every license row we've seen with the callsign AB9MS, oldest first.
- Burmeister, Lewis M WI2012-06-09 → cancelled 2016-11-15
- Burmeister, Lewis M WI2018-02-21 active