Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CHF callsign genealogy
Currently held by Hazelton, John 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 K5CHF's current licensee, walking backwards.
- Hazelton, John DOKgranted 2002-07-02cancelled 2004-11-16
Successor callsigns
Callsigns held now by people who previously held K5CHF.
No current licensee on record previously held this callsign.