Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7BTC callsign genealogy
Currently held by Cullen, Brad
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 WA7BTC's current licensee, walking backwards.
- Cullen, Bradley TWAgranted 2019-11-20cancelled 2020-01-10
Successor callsigns
Callsigns held now by people who previously held WA7BTC.
- Cullen, BradWAgranted 2024-07-27