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

W3WMC callsign genealogy

Currently held by COOPER JR, WILLIAM M

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 W3WMC's current licensee, walking backwards.

  1. KA3DELcancelled· E
    COOPER JR, WILLIAM MPAgranted 2015-06-03cancelled 2017-06-13

Successor callsigns

Callsigns held now by people who previously held W3WMC.

  1. N6TSQcancelled· G
    SMALLEY, STEPHEN MPAgranted 2014-06-03cancelled 2016-01-12
  2. WA9VLPcancelled· G
    SMALLEY, STEPHEN MPAgranted 2008-01-15cancelled 2011-04-22

All historical holders

Every license row we've seen with the callsign W3WMC, oldest first.

  • SMALLEY, STEPHEN M PA
    1998-10-20 → cancelled 2008-01-15
  • SMALLEY, STEPHEN M PA
    2011-04-22 → cancelled 2014-06-03
  • COOPER JR, WILLIAM M PA
    2017-06-13 active
← Back to W3WMC License history →