Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7CB callsign genealogy
Currently held by Lockard, Ronald W
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 AD7CB's current licensee, walking backwards.
- Brown Jr, Earl MORgranted 2017-04-27cancelled 2017-09-29
Successor callsigns
Callsigns held now by people who previously held AD7CB.
- Lockard, Ronald WWAgranted 2024-03-05
All historical holders
Every license row we've seen with the callsign AD7CB, oldest first.
- Lockard, Ronald W WA2003-02-20 → cancelled 2004-04-17
- Brown Jr, Earl M OR2017-09-29 active