Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6MDY callsign genealogy
Currently held by Guthrie-Moore, Amanda C
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 K6MDY's current licensee, walking backwards.
- Guthrie, Amanda CCAgranted 2007-10-19cancelled 2007-11-06
Successor callsigns
Callsigns held now by people who previously held K6MDY.
- Guthrie-Moore, Amanda CMTgranted 2022-01-21