Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NF4CA callsign genealogy
Currently held by Columbia County ARES
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 NF4CA's current licensee, walking backwards.
- KN4YCEcancelledColumbia County ARESFLgranted 2019-09-10cancelled 2019-10-01
Successor callsigns
Callsigns held now by people who previously held NF4CA.
No current licensee on record previously held this callsign.