Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7IRB callsign genealogy
Currently held by Kirby, Alexander M
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 K7IRB's current licensee, walking backwards.
- Kirby, Alexander MWYgranted 2023-06-27cancelled 2023-08-08
Successor callsigns
Callsigns held now by people who previously held K7IRB.
No current licensee on record previously held this callsign.