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

WB4EMC callsign genealogy

Currently held by Brewer, Jerry C

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 WB4EMC's current licensee, walking backwards.

  1. KB4KWZcancelled· G
    Brewer, Jerry CNCgranted 2016-09-27cancelled 2017-11-03
  2. N4MIUcancelled· G
    Brewer, Jerry CNCgranted 2007-05-11cancelled 2016-09-27
  3. KI4UFQcancelled· G
    Brewer, Jerry CNCgranted 1998-04-01cancelled 2007-05-11

Successor callsigns

Callsigns held now by people who previously held WB4EMC.

  1. WU4EOCactive· G
    Brewer, Jerry CNCgranted 2018-10-02
← Back to WB4EMC License history →