Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4MAL callsign genealogy
Currently held by Lewin, Michael A
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 K4MAL's current licensee, walking backwards.
- Lewin, Michael ANJgranted 2025-01-04cancelled 2025-01-24
Successor callsigns
Callsigns held now by people who previously held K4MAL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4MAL, oldest first.
- Telepatch Amateur Radio Group, Inc NC2009-12-15 → cancelled 2020-02-25
- Lewin, Michael A NJ2025-01-24 active