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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KL0YL callsign genealogy

Currently held by Courtney II, Richard W

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 KL0YL's current licensee, walking backwards.

  1. KL0OLcancelled· P
    COURTNEY II, RICHARD WAKgranted 1999-07-28cancelled 2000-09-22

Successor callsigns

Callsigns held now by people who previously held KL0YL.

  1. NL9WXcancelled· E
    Courtney II, Richard WAKgranted 2004-07-13cancelled 2005-05-24