Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7AJB callsign genealogy
Currently held by Burt, Alexander 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 K7AJB's current licensee, walking backwards.
- Burt, Alexander JWAgranted 2007-04-02cancelled 2015-12-11
Successor callsigns
Callsigns held now by people who previously held K7AJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7AJB, oldest first.
- KOCH, HANNAH M OR1995-04-04 → cancelled 2007-04-05
- Burt, Alexander J WA2015-12-11 active