Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4ISK callsign genealogy
Currently held by CHARLOTTE COUNTY AMATEUR RADIO CLUB
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 KN4ISK'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 KN4ISK.
- NA4RCactiveCHARLOTTE COUNTY AMATEUR RADIO CLUBVAgranted 2018-02-16