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

W4ESR callsign genealogy

Currently held by DRUMMOND, E GARRISON

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 W4ESR's current licensee, walking backwards.

  1. WR4Ractive· E
    Schlichter, Roger STNgranted 2020-05-02
  2. KI4AJHcancelled· E
    Schlichter, Roger STNgranted 2003-05-15cancelled 2010-07-30

Successor callsigns

Callsigns held now by people who previously held W4ESR.

  1. WR4Rcancelled· E
    DRUMMOND, E GARRISONVAgranted 2006-04-15cancelled 2008-07-11
← Back to W4ESR License history →