Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2CPU callsign genealogy
Currently held by HALL, THOMAS E
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 K2CPU's current licensee, walking backwards.
- PIECORA, BENJAMIN JNYgranted 2017-05-23cancelled 2017-12-30
Successor callsigns
Callsigns held now by people who previously held K2CPU.
- HALL, THOMAS EILgranted 2025-06-05
All historical holders
Every license row we've seen with the callsign K2CPU, oldest first.
- HALL, THOMAS E IL1998-10-05 → cancelled 2005-05-24
- PIECORA, BENJAMIN J NY2017-12-30 active