Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0BUZ callsign genealogy
Currently held by Heuchan, Donald F
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 W0BUZ's current licensee, walking backwards.
- Heuchan, Donald FFLgranted 2009-07-20cancelled 2009-08-07
Successor callsigns
Callsigns held now by people who previously held W0BUZ.
No current licensee on record previously held this callsign.