Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD9TC callsign genealogy
Currently held by Cox, Randall K
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 AD9TC's current licensee, walking backwards.
- Cox, Randall KINgranted 2018-05-14cancelled 2020-11-20
Successor callsigns
Callsigns held now by people who previously held AD9TC.
No current licensee on record previously held this callsign.