Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1CPB callsign genealogy
Currently held by Blake, Christopher P
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 KC1CPB's current licensee, walking backwards.
- Blake, Christopher PMAgranted 2024-01-17cancelled 2024-02-09
Successor callsigns
Callsigns held now by people who previously held KC1CPB.
- Ferretti, GiacomoNJgranted 2024-09-14
All historical holders
Every license row we've seen with the callsign KC1CPB, oldest first.
- Ferretti, Giacomo MA2014-10-09 → cancelled 2014-11-01
- Blake, Christopher P MA2024-02-09 active