Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW1O callsign genealogy
Currently held by LUKINOVICH, MARK 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 KW1O's current licensee, walking backwards.
- LUKINOVICH, MARK WDCgranted 2007-12-04cancelled 2008-07-04
Successor callsigns
Callsigns held now by people who previously held KW1O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KW1O, oldest first.
- DONHAM, PERRY C MA1994-09-01 → cancelled 2006-09-02
- LUKINOVICH, MARK W MS2018-05-25 active