Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4LFY callsign genealogy
Currently held by Mitchell, William B
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 K4LFY's current licensee, walking backwards.
- Mitchell, William BALgranted 2015-06-18cancelled 2019-08-27
Successor callsigns
Callsigns held now by people who previously held K4LFY.
No current licensee on record previously held this callsign.