Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KNX callsign genealogy
Currently held by MCFALL, JOSHUA
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 K6KNX's current licensee, walking backwards.
- MCFALL, JOSHUACAgranted 2020-06-05cancelled 2020-06-23
Successor callsigns
Callsigns held now by people who previously held K6KNX.
- MCFALL, JOSHUACAgranted 2025-08-29
All historical holders
Every license row we've seen with the callsign K6KNX, oldest first.
- MAYEAU, DONALD I CA1998-01-16 → cancelled 2010-01-20
- MCFALL, JOSHUA CA2020-06-23 → cancelled 2025-08-29