Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK6BU callsign genealogy
Currently held by CRABBE, KEITH R
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 AK6BU's current licensee, walking backwards.
- CRABBE, KEITH RCAgranted 2021-07-17cancelled 2023-06-23
Successor callsigns
Callsigns held now by people who previously held AK6BU.
No current licensee on record previously held this callsign.