Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9ADB callsign genealogy
Currently held by LOPSHIRE, JEFFREY 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 KC9ADB's current licensee, walking backwards.
- Lopshire, Jeffrey WINgranted 2016-04-04cancelled 2016-07-26
Successor callsigns
Callsigns held now by people who previously held KC9ADB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC9ADB, oldest first.
- LOPSHIRE, JEFFREY W IN2001-08-10 → cancelled 2013-08-13
- Lopshire, Jeffrey W IN2016-07-26 active