Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5DDT callsign genealogy
Currently held by Tonnesen, Steven 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 N5DDT's current licensee, walking backwards.
- Tonnesen, Steven DTXgranted 2007-03-14cancelled 2007-05-05
Successor callsigns
Callsigns held now by people who previously held N5DDT.
- LINDE, EDWARD LTXgranted 1996-06-27cancelled 2000-07-10