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

W1JSK callsign genealogy

Currently held by KEENER, JAMES 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 W1JSK's current licensee, walking backwards.

  1. KC9MGYcancelled· G
    KEENER, JAMES SINgranted 2005-01-11cancelled 2007-11-20
  2. KC9HABcancelled· G
    KEENER, JAMES SINgranted 2005-01-11cancelled 2007-10-09

Successor callsigns

Callsigns held now by people who previously held W1JSK.

  1. KC9ODGcancelled· G
    KEENER, JAMES SINgranted 2007-11-20cancelled 2009-05-12
← Back to W1JSK License history →