Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4KID callsign genealogy
Currently held by Hamrick Jr, Charles J
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 KO4KID'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 KO4KID.
- Hamrick Jr, Charles JSCgranted 2021-01-19