Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4IT callsign genealogy
Currently held by BLAKE, JAMES R
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 KK4IT's current licensee, walking backwards.
- BLAKE, JAMES RFLgranted 2022-09-27cancelled 2024-01-03
Successor callsigns
Callsigns held now by people who previously held KK4IT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4IT, oldest first.
- LUTSKUS, JOSEPH H NC2010-06-08 → cancelled 2022-08-30
- BLAKE, JAMES R FL2024-01-03 active