Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4XEM callsign genealogy
Currently held by ADKINS, MATTHEW K
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 K4XEM's current licensee, walking backwards.
- ADKINS, MATTHEW KKYgranted 2007-04-27cancelled 2009-10-27
Successor callsigns
Callsigns held now by people who previously held K4XEM.
No current licensee on record previously held this callsign.