Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9KAB callsign genealogy
Currently held by Bosser, Kirk A
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 W9KAB's current licensee, walking backwards.
- Bosser, Kirk AINgranted 2016-06-02cancelled 2019-02-22
Successor callsigns
Callsigns held now by people who previously held W9KAB.
No current licensee on record previously held this callsign.