Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9CJH callsign genealogy
Currently held by Hill, Chad J
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 K9CJH's current licensee, walking backwards.
- Hill, Chad JINgranted 2021-12-10cancelled 2021-12-28
Successor callsigns
Callsigns held now by people who previously held K9CJH.
No current licensee on record previously held this callsign.