Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2WMU callsign genealogy
Currently held by ALVAREZ, JIMMY
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 KB2WMU's current licensee, walking backwards.
- Alvarez, JimmyNYgranted 2020-02-24cancelled 2020-03-17
Successor callsigns
Callsigns held now by people who previously held KB2WMU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB2WMU, oldest first.
- ALVAREZ, JIMMY NY2005-09-15 → cancelled 2017-12-05
- Alvarez, Jimmy NY2020-03-17 active