Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5WO callsign genealogy
Currently held by COLBERT JR, WILLIAM L
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 KC5WO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC5WO.
- COLBERT JR, WILLIAM LMSgranted 2020-02-14