Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CDH callsign genealogy
Currently held by Hayes Jr., Clifton 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 K9CDH's current licensee, walking backwards.
- Hayes Jr., Clifton DOKgranted 2015-04-09cancelled 2015-11-10
Successor callsigns
Callsigns held now by people who previously held K9CDH.
No current licensee on record previously held this callsign.