Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4UA callsign genealogy
Currently held by MC KAY, RICHARD 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 AF4UA's current licensee, walking backwards.
- MC KAY, RICHARD LALgranted 1997-10-08cancelled 2000-05-18
Successor callsigns
Callsigns held now by people who previously held AF4UA.
- MC KAY, RICHARD LALgranted 2022-02-16