Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4EK callsign genealogy
Currently held by McCormick, Billy R
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 AJ4EK's current licensee, walking backwards.
- McCormick, Billy RKYgranted 2003-02-14cancelled 2008-01-14
Successor callsigns
Callsigns held now by people who previously held AJ4EK.
No current licensee on record previously held this callsign.