Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0CHZ callsign genealogy
Currently held by FREDERICK, JASON
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 K0CHZ's current licensee, walking backwards.
- FREDERICK, JASONNCgranted 2016-02-29cancelled 2016-08-16
Successor callsigns
Callsigns held now by people who previously held K0CHZ.
No current licensee on record previously held this callsign.