Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MJB callsign genealogy
Currently held by Brechtel, 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 K7MJB's current licensee, walking backwards.
- Brechtel, Michael JORgranted 2005-06-02cancelled 2005-07-26
Successor callsigns
Callsigns held now by people who previously held K7MJB.
No current licensee on record previously held this callsign.