Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NU7M callsign genealogy
Currently held by SEUBERT, FREDERICK K
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 NU7M's current licensee, walking backwards.
- Morgan, Benjamin RWYgranted 2022-01-19cancelled 2025-05-02
Successor callsigns
Callsigns held now by people who previously held NU7M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NU7M, oldest first.
- SEUBERT, FREDERICK K WA2013-01-23 → cancelled 2025-04-15
- Morgan, Benjamin R WY2025-05-02 active