Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0PEG callsign genealogy
Currently held by Armbruster, John D
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 KC0PEG's current licensee, walking backwards.
- THOMPSON, PEGGY JKSgranted 2018-03-07cancelled 2018-05-08
Successor callsigns
Callsigns held now by people who previously held KC0PEG.
- Armbruster, John DCOgranted 2023-11-14
All historical holders
Every license row we've seen with the callsign KC0PEG, oldest first.
- Armbruster, John D CO2003-02-19 → cancelled 2011-03-17
- THOMPSON, PEGGY J KS2018-05-08 active