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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AC5WS callsign genealogy

Currently held by Dillow, William S

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 AC5WS's current licensee, walking backwards.

  1. KS5YPcancelled· A
    DILLOW, WILLIAM STXgranted 1997-10-09cancelled 2000-05-31
  2. KB5SYPcancelled
    cancelled 1997-10-09

Successor callsigns

Callsigns held now by people who previously held AC5WS.

  1. KS5Yexpired· E
    Dillow, William STXgranted 2010-09-25cancelled 2022-11-01
← Back to AC5WS License history →