Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NI3C callsign genealogy
Currently held by KAEFF JR, CHARLES N
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 NI3C's current licensee, walking backwards.
- Stewart, Johan DMDgranted 2011-02-22cancelled 2012-07-06
Successor callsigns
Callsigns held now by people who previously held NI3C.
- KAEFF JR, CHARLES NKYgranted 2007-09-11cancelled 2010-07-10
All historical holders
Every license row we've seen with the callsign NI3C, oldest first.
- KAEFF JR, CHARLES N KY2006-08-01 → cancelled 2007-09-11
- Stewart, Johan D MD2022-07-19 active