Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4EJX callsign genealogy
Currently held by McLaughlin, John E
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 KK4EJX'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 KK4EJX.
- McLaughlin, John EFLgranted 2011-09-27cancelled 2023-09-28