Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6MBM callsign genealogy
Currently held by Mc Mahon, Michael B
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 W6MBM's current licensee, walking backwards.
- Mc Mahon, Michael BCAgranted 2002-01-17cancelled 2003-04-22
Successor callsigns
Callsigns held now by people who previously held W6MBM.
No current licensee on record previously held this callsign.