Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF0OQL callsign genealogy
Currently held by MAYZES, MARC C
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 KF0OQL's current licensee, walking backwards.
- MAYZES, MARC CCOgranted 2024-01-03cancelled 2024-01-11
Successor callsigns
Callsigns held now by people who previously held KF0OQL.
- MAYZES, MARC CCOgranted 2024-01-30cancelled 2024-08-30