Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LZX callsign genealogy
Currently held by Howery, Michael 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 K4LZX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4LZX.
- Howery, Michael DVAgranted 2003-11-01cancelled 2004-08-03
All historical holders
Every license row we've seen with the callsign K4LZX, oldest first.
- Howery, Michael D VA2002-11-05 → cancelled 2003-11-01
- Card, Jason W SC2024-07-16 active