Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD2U callsign genealogy
Currently held by ATWELL, THOMAS P
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 KD2U's current licensee, walking backwards.
- ATWELL, THOMAS PNYgranted 2004-11-23cancelled 2009-08-04
Successor callsigns
Callsigns held now by people who previously held KD2U.
- SCHMIDT, WILLIAM FNYgranted 2016-12-01