Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4MEM callsign genealogy
Currently held by GUILFORD COUNTY ARES
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 KF4MEM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4MEM.
- NA4GCactiveGUILFORD COUNTY ARESNCgranted 2023-05-01