Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4EMK callsign genealogy
Currently held by Klein, Eric M
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 K4EMK's current licensee, walking backwards.
- Klein, Eric MFLgranted 2010-03-25cancelled 2010-04-17
Successor callsigns
Callsigns held now by people who previously held K4EMK.
No current licensee on record previously held this callsign.