Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4KB callsign genealogy
Currently held by McRoy, James P
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 AI4KB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AI4KB.
No current licensee on record previously held this callsign.