uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W5JKO callsign genealogy

Currently held by HENNINGTON JR, MELVIN B

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 W5JKO's current licensee, walking backwards.

  1. N5MHactive· E
    Hooper, Michael RTXgranted 2023-06-23
  2. W5MWJcancelled· E
    Hooper, Michael RTXgranted 2021-10-09cancelled 2023-06-23
  3. KI5MWJcancelled· G
    Hooper, Michael RTXgranted 2021-01-11cancelled 2021-10-09

Successor callsigns

Callsigns held now by people who previously held W5JKO.

  1. N5MHexpired· E
    HENNINGTON JR, MELVIN BMSgranted 2011-05-05cancelled 2023-06-02
← Back to W5JKO License history →