Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2DIW callsign genealogy
Currently held by Kosciusko, Steve K
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 W2DIW's current licensee, walking backwards.
- Kosciusko, Steve KVAgranted 2001-05-16cancelled 2007-02-13
Successor callsigns
Callsigns held now by people who previously held W2DIW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W2DIW, oldest first.
- DIMON, KENNETH H NY1994-12-12 → cancelled 2006-12-13
- Kosciusko, Steve K VA2017-12-22 active