Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4EJX callsign genealogy
Currently held by ALLISON, JOHN T
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 K4EJX's current licensee, walking backwards.
- ALLISON, JOHN TGAgranted 2014-09-19cancelled 2015-12-08
Successor callsigns
Callsigns held now by people who previously held K4EJX.
No current licensee on record previously held this callsign.