Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9EIF callsign genealogy
Currently held by Muhr, Kim A
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 KC9EIF's current licensee, walking backwards.
- Muhr, Kim AILgranted 2003-05-27cancelled 2003-06-12
Successor callsigns
Callsigns held now by people who previously held KC9EIF.
No current licensee on record previously held this callsign.