Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0XXO callsign genealogy
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 N0XXO's current licensee, walking backwards.
- GROSSE, CURT WNCgranted 1999-04-30cancelled 2000-01-11
Successor callsigns
Callsigns held now by people who previously held N0XXO.
- GROSSE, CURT WNCgranted 1999-04-30cancelled 2000-01-11
All historical holders
Every license row we've seen with the callsign N0XXO, oldest first.
- Grosse, Curt CO2019-11-26 active
- —— → cancelled 1999-04-30