Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1ZC callsign genealogy
Currently held by Carlson Jr, Harold G
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 N1ZC's current licensee, walking backwards.
- Carlson Jr, Harold GMAgranted 2001-04-27cancelled 2007-02-13
Successor callsigns
Callsigns held now by people who previously held N1ZC.
No current licensee on record previously held this callsign.