Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9URN callsign genealogy
Currently held by Thomas, Allen D
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 WB9URN's current licensee, walking backwards.
- Thomas, Allen DILgranted 2006-07-17cancelled 2006-08-23
Successor callsigns
Callsigns held now by people who previously held WB9URN.
- Thomas, Allen DCAgranted 2021-05-11