Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4KM callsign genealogy
Currently held by Bruce, Alan H
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 KW4KM's current licensee, walking backwards.
- MURPHY, KEVIN SNCgranted 2024-11-27cancelled 2025-05-20
Successor callsigns
Callsigns held now by people who previously held KW4KM.
- Bruce Gen, Alan HNCgranted 2025-09-09
All historical holders
Every license row we've seen with the callsign KW4KM, oldest first.
- Bruce, Alan H NC2005-11-29 → cancelled 2015-11-06
- MURPHY, KEVIN S NC2025-05-20 active