Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1UZI callsign genealogy
Currently held by MC LAUGHLIN, THOMAS F
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 N1UZI's current licensee, walking backwards.
- MC LAUGHLIN, THOMAS FMAgranted 1999-02-26cancelled 2008-06-14
Successor callsigns
Callsigns held now by people who previously held N1UZI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1UZI, oldest first.
- KIRN, JULIUS MA1997-03-27 → cancelled 2007-05-02
- MC LAUGHLIN, THOMAS F KY2018-05-19 active