Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6DTX callsign genealogy
Currently held by KLINGBEIL, DONALD E
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 W6DTX's current licensee, walking backwards.
- KLINGBEIL, DONALD ECAgranted 2009-04-07cancelled 2010-02-23
Successor callsigns
Callsigns held now by people who previously held W6DTX.
No current licensee on record previously held this callsign.