Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K4CEM callsign genealogy
Currently held by MC CULLOUGH III, CHARLES 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 K4CEM's current licensee, walking backwards.
- MC CULLOUGH III, CHARLES EVAgranted 2003-05-13cancelled 2005-01-21
- WB4DVRno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K4CEM.
No current licensee on record previously held this callsign.