Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4IV callsign genealogy
Currently held by MCCORMACK, JACKIE L
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 AI4IV's current licensee, walking backwards.
- McCormack, Jackie LTNgranted 2004-06-10cancelled 2005-02-05
Successor callsigns
Callsigns held now by people who previously held AI4IV.
No current licensee on record previously held this callsign.