Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WS1I callsign genealogy
Currently held by IANNUZZI, DONALD V
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 WS1I's current licensee, walking backwards.
- IANNUZZI, DONALD VCTgranted 2001-01-17cancelled 2004-03-06
Successor callsigns
Callsigns held now by people who previously held WS1I.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WS1I, oldest first.
- ROSS, ANN E CT1991-05-21 → cancelled 2003-01-13
- IANNUZZI, DONALD V CT2024-03-05 active