Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2BUO callsign genealogy
Currently held by RUBENSTEIN, ALEX H
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 KC2BUO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC2BUO.
- RUBENSTEIN, ALEXANDER HNJgranted 2021-01-27