Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0HW callsign genealogy
Currently held by HARSHBARGER, THOMAS 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 K0HW's current licensee, walking backwards.
- WENNBLOM, R JAMESSDgranted 1999-09-29cancelled 2002-04-10
Successor callsigns
Callsigns held now by people who previously held K0HW.
- HARSHBARGER, THOMAS WFLgranted 2010-01-15cancelled 2012-07-10
All historical holders
Every license row we've seen with the callsign K0HW, oldest first.
- HARSHBARGER, THOMAS W MO1997-07-09 → cancelled 2000-01-28
- WENNBLOM, R JAMES SD2022-02-16 active