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

W5JKW callsign genealogy

Currently held by whistler 659, john K

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 W5JKW's current licensee, walking backwards.

  1. AF5DAcancelled· E
    WHISTLER JR, JOHN KTXgranted 2012-03-01cancelled 2012-07-13
  2. KF5OUBcancelled· E
    WHISTLER JR, JOHN KTXgranted 2012-03-01cancelled 2012-03-26

Successor callsigns

Callsigns held now by people who previously held W5JKW.

No current licensee on record previously held this callsign.

← Back to W5JKW License history →