Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4LEF callsign genealogy
Currently held by ALEF CHAPTER OF CHAUERIM INTL
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 KA4LEF's current licensee, walking backwards.
- KI4FSFcancelledALEF CHAPTER OF CHAUERIM INTLFLgranted 2004-05-25cancelled 2004-09-03
Successor callsigns
Callsigns held now by people who previously held KA4LEF.
No current licensee on record previously held this callsign.