Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0MTK callsign genealogy
Currently held by LEWICKI, JOHN D
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 KB0MTK's current licensee, walking backwards.
- LEWICKI, JOHN DMNgranted 2016-08-02cancelled 2016-08-20
Successor callsigns
Callsigns held now by people who previously held KB0MTK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0MTK, oldest first.
- LEWICKI, JOHN D MN2004-09-28 → cancelled 2016-05-25
- LEWICKI, JOHN D MN2026-06-17 active