Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7ZDE callsign genealogy
Currently held by Walters, 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 K7ZDE's current licensee, walking backwards.
- Walters, Donald LAZgranted 2021-06-07cancelled 2021-09-21
Successor callsigns
Callsigns held now by people who previously held K7ZDE.
No current licensee on record previously held this callsign.