Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N8MMB callsign genealogy
Currently held by GAY, JOHN C
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 N8MMB's current licensee, walking backwards.
- Bills, Matthew MMIgranted 2021-04-20cancelled 2022-02-15
Successor callsigns
Callsigns held now by people who previously held N8MMB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8MMB, oldest first.
- GAY, JOHN C CO2001-11-06 → cancelled 2013-11-07
- Bills, Matthew M MI2022-02-15 active