Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0WTS callsign genealogy
Currently held by Grubbs, Bartley W
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 N0WTS's current licensee, walking backwards.
- Grubbs, Bartley WINgranted 2016-05-23cancelled 2017-06-17
Successor callsigns
Callsigns held now by people who previously held N0WTS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0WTS, oldest first.
- TEO, ROSALINE MN2003-04-02 → cancelled 2015-05-12
- Grubbs, Bartley W IN2017-06-17 active