Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CIV callsign genealogy
Currently held by Williams, Charles E
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 K5CIV's current licensee, walking backwards.
- Williams, Charles EARgranted 2012-06-29cancelled 2012-08-28
Successor callsigns
Callsigns held now by people who previously held K5CIV.
No current licensee on record previously held this callsign.