Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ESM callsign genealogy
Currently held by BROOKS, MICHAEL 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 K7ESM's current licensee, walking backwards.
- Brooks, Michael JORgranted 1999-12-24cancelled 2000-08-25
Successor callsigns
Callsigns held now by people who previously held K7ESM.
No current licensee on record previously held this callsign.