Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4KOQ callsign genealogy
Currently held by LOPEZ, HIRAM
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 K4KOQ's current licensee, walking backwards.
- LOPEZ, HIRAMAZgranted 2008-01-25cancelled 2013-07-13
Successor callsigns
Callsigns held now by people who previously held K4KOQ.
No current licensee on record previously held this callsign.