Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1XCO callsign genealogy
Currently held by Collier, Nick 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 N1XCO's current licensee, walking backwards.
- Collier, Nick WCOgranted 2021-05-10cancelled 2021-06-15
Successor callsigns
Callsigns held now by people who previously held N1XCO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1XCO, oldest first.
- BARON, FRANK E CT2006-01-27 → cancelled 2018-04-20
- Collier, Nick W CO2021-06-15 active