Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4JB callsign genealogy
Currently held by McQuiddy, Brian C
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 AI4JB's current licensee, walking backwards.
- McQuiddy, Brian CVAgranted 2004-12-20cancelled 2005-02-16
Successor callsigns
Callsigns held now by people who previously held AI4JB.
- McQuiddy, Brian CVAgranted 2025-02-19