Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DWI callsign genealogy
Currently held by Smith, Paul D
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 K1DWI's current licensee, walking backwards.
- Smith, Paul DTXgranted 2010-06-25cancelled 2010-08-31
Successor callsigns
Callsigns held now by people who previously held K1DWI.
- HADLEY, ROBERT LMSgranted 2015-10-19
All historical holders
Every license row we've seen with the callsign K1DWI, oldest first.
- HADLEY, ROBERT L MS1996-06-18 → cancelled 2006-01-10
- Smith, Paul D TX2010-08-31 → cancelled 2022-09-01