uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N6KOI callsign genealogy

Currently held by CLARK, Daniel T

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 N6KOI's current licensee, walking backwards.

  1. N6FPEcancelled· G
    CLARK, DANIEL TCAgranted 1998-01-16cancelled 2002-12-31

Successor callsigns

Callsigns held now by people who previously held N6KOI.

  1. N7ICactive· E
    SIGNS, PATRICK NTXgranted 2017-01-23