Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6WHM callsign genealogy
Currently held by Meyerchak, William H
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 K6WHM's current licensee, walking backwards.
- Meyerchak, William HCAgranted 2023-04-18cancelled 2023-05-12
Successor callsigns
Callsigns held now by people who previously held K6WHM.
- Merrin, Walter HWAgranted 2002-10-29cancelled 2005-04-05
All historical holders
Every license row we've seen with the callsign K6WHM, oldest first.
- MERRIN, WALTER H CA2001-09-25 → cancelled 2002-10-29
- Meyerchak, William H CA2023-05-12 active