Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5UUL callsign genealogy
Currently held by Big Thicket Amateur Radio Club
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 KD5UUL'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 KD5UUL.
- N5BTCexpiredBig Thicket Amateur Radio ClubTXgranted 2013-01-30cancelled 2025-03-26