Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RCK callsign genealogy
Currently held by Cox, Travis 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 K4RCK's current licensee, walking backwards.
- Cox, Travis DVAgranted 2003-10-10cancelled 2004-06-11
Successor callsigns
Callsigns held now by people who previously held K4RCK.
No current licensee on record previously held this callsign.