Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5DWB callsign genealogy
Currently held by PIETZ, DONALD L
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 K5DWB's current licensee, walking backwards.
- Blankinship, Dale WTXgranted 2008-02-28cancelled 2008-03-21
Successor callsigns
Callsigns held now by people who previously held K5DWB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5DWB, oldest first.
- PIETZ, DONALD L LA1995-11-28 → cancelled 2007-11-29
- Blankinship, Dale W TX2017-12-28 active