Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7TTE callsign genealogy
Currently held by Knodle, Walter S
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 W7TTE's current licensee, walking backwards.
- Dickinson, WayneAZgranted 2018-08-03cancelled 2018-11-27
Successor callsigns
Callsigns held now by people who previously held W7TTE.
- Knodle, Walter SORgranted 2017-12-21
All historical holders
Every license row we've seen with the callsign W7TTE, oldest first.
- Knodle, Walter S OR2006-04-18 → cancelled 2008-01-26
- Dickinson, Wayne AZ2018-11-27 active