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

AB8KU callsign genealogy

Currently held by Vaughn, John 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 AB8KU's current licensee, walking backwards.

  1. AE4QRcancelled· E
    Vaughn, John TOHgranted 1997-05-09cancelled 2001-04-30

Successor callsigns

Callsigns held now by people who previously held AB8KU.

  1. WD8KPMexpired· E
    Vaughn, John TOHgranted 2004-01-13cancelled 2016-01-14