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

K4RI callsign genealogy

Currently held by HOWE, JACK W

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 K4RI's current licensee, walking backwards.

  1. N4LAMactive· E
    Martin, LuisFLgranted 2024-02-21
  2. KB2RZZactive· G
    Martin, Alexandra SFLgranted 2016-01-22
  3. KK4JAHcancelled· G
    Martin, Alexandra SFLgranted 2012-05-04cancelled 2016-01-22

Successor callsigns

Callsigns held now by people who previously held K4RI.

  1. N4SVactive· E
    South, William BINgranted 2018-09-05

All historical holders

Every license row we've seen with the callsign K4RI, oldest first.

  • HOWE, JACK W FL
    2005-08-31 → cancelled 2006-09-27
  • South, William B VA
    2008-10-17 → cancelled 2008-11-18
  • Maennel, Peter H TX
    2020-09-22 active
← Back to K4RI License history →