Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1MJB callsign genealogy
Currently held by Beauchesne, Matthew J
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 N1MJB's current licensee, walking backwards.
- Beauchesne, Matthew JMAgranted 2012-12-18cancelled 2013-01-05
Successor callsigns
Callsigns held now by people who previously held N1MJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1MJB, oldest first.
- BADGER, NORMAN W MA1993-09-28 → cancelled 2005-09-29
- Beauchesne, Matthew J NH2023-01-04 active