Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI7HJ callsign genealogy
Currently held by SICHAK, KEVIN
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 AI7HJ's current licensee, walking backwards.
- SICHAK, KEVINIDgranted 2013-10-30cancelled 2021-05-14
Successor callsigns
Callsigns held now by people who previously held AI7HJ.
- SICHAK, KEVINIDgranted 2023-12-05