Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1SAR callsign genealogy
Currently held by Constantine, Nicholas
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 KC1SAR's current licensee, walking backwards.
- Constantine, NicholasCTgranted 2010-11-19cancelled 2013-09-13
Successor callsigns
Callsigns held now by people who previously held KC1SAR.
- CONSTANTINE, NICHOLASCOgranted 2018-09-18