Confidence: Medium · Source: FCC ULS · As of 2026-09-12
ND0H callsign genealogy
Currently held by Mattson, Kevin R
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 ND0H's current licensee, walking backwards.
- Mattson, Kevin RNDgranted 2013-10-17cancelled 2020-02-08
Successor callsigns
Callsigns held now by people who previously held ND0H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign ND0H, oldest first.
- WEST, JAMES R MO2008-06-17 → cancelled 2017-11-29
- Mattson, Kevin R ND2020-02-08 active