Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7CJB callsign genealogy
Currently held by Burger, John M
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 W7CJB's current licensee, walking backwards.
- Burger, John MWAgranted 2023-03-07cancelled 2023-04-04
Successor callsigns
Callsigns held now by people who previously held W7CJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7CJB, oldest first.
- BRANTLEY, CHRISTIAN J UT2009-10-20 → cancelled 2021-10-21
- Burger, John M WA2023-04-04 active