Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4EMC callsign genealogy
Currently held by Marshall, Brent 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 K4EMC's current licensee, walking backwards.
- Marshall, Brent EVAgranted 2004-06-15cancelled 2005-09-20
Successor callsigns
Callsigns held now by people who previously held K4EMC.
No current licensee on record previously held this callsign.