Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI2U callsign genealogy
Currently held by SHUGARS, THOMAS S
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 AI2U's current licensee, walking backwards.
- SHUGARS, THOMAS SNYgranted 1998-01-12cancelled 2002-04-09
Successor callsigns
Callsigns held now by people who previously held AI2U.
- ROWE, FRANCIS RNYgranted 2016-08-11