Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1CPO callsign genealogy
Currently held by Hoffman, Ernest 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 K1CPO's current licensee, walking backwards.
- Hoffman, Ernest DFLgranted 2012-07-17cancelled 2013-11-15
Successor callsigns
Callsigns held now by people who previously held K1CPO.
No current licensee on record previously held this callsign.