Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4LAU callsign genealogy
Currently held by Laudermilk, John W
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 K4LAU's current licensee, walking backwards.
- Laudermilk, John WVAgranted 2001-11-07cancelled 2009-03-20
Successor callsigns
Callsigns held now by people who previously held K4LAU.
- Miles Sr, John ENCgranted 2026-09-11
All historical holders
Every license row we've seen with the callsign K4LAU, oldest first.
- Miles Sr, John E NC2006-04-08 → cancelled 2006-11-28
- Laudermilk, John W VA2019-02-26 active