Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2US callsign genealogy
Currently held by Fielder, Matthew 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 K2US's current licensee, walking backwards.
- Fielder, Matthew DNJgranted 2015-12-08cancelled 2016-05-13
Successor callsigns
Callsigns held now by people who previously held K2US.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2US, oldest first.
- Ehramjian, Aram L SC2004-12-27 → cancelled 2014-04-24
- Fielder, Matthew D FL2026-02-18 active