Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0HWK callsign genealogy
Currently held by Gerzin, Louis
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 KC0HWK's current licensee, walking backwards.
- FREEMAN, MICHAELCOgranted 2017-02-22cancelled 2017-03-20
Successor callsigns
Callsigns held now by people who previously held KC0HWK.
- FREEMAN, MICHAEL LWAgranted 2019-07-06
All historical holders
Every license row we've seen with the callsign KC0HWK, oldest first.
- Gerzin, Louis MN2000-04-28 → cancelled 2012-05-01
- FREEMAN, MICHAEL L WA2017-03-20 → cancelled 2019-07-06