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

K5JSO callsign genealogy

Currently held by ORGAN, 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 K5JSO's current licensee, walking backwards.

  1. K5XDJcancelled· T
    ORGAN, JAMES SARgranted 2006-05-31cancelled 2016-02-19
  2. W5XDJcancelled· T
    ORGAN, JAMES SARgranted 2005-02-01cancelled 2006-05-31
  3. KC5URZcancelled· T
    ORGAN, JAMES SARgranted 1996-05-29cancelled 2005-02-01

Successor callsigns

Callsigns held now by people who previously held K5JSO.

  1. N5SOBactive· T
    ORGAN, JAMES SARgranted 2021-04-27
← Back to K5JSO License history →