Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MMB callsign genealogy
Currently held by Smith, Michael W
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 K7MMB's current licensee, walking backwards.
- Smith, Michael WAZgranted 2001-03-27cancelled 2003-11-25
Successor callsigns
Callsigns held now by people who previously held K7MMB.
No current licensee on record previously held this callsign.