Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3PEO callsign genealogy
Currently held by Busch, William J
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 K3PEO's current licensee, walking backwards.
- Massey, David RTXgranted 2024-02-08cancelled 2024-03-26
Successor callsigns
Callsigns held now by people who previously held K3PEO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3PEO, oldest first.
- Busch, William J PA2006-02-14 → cancelled 2018-05-08
- Massey, David R TX2024-03-26 active