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

K4RPM callsign genealogy

Currently held by WELLS MD, MICHAEL A

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 K4RPM's current licensee, walking backwards.

  1. WD4ALLactive· G
    Himmel, William DFLgranted 2018-10-16
  2. KM4UJHcancelled· G
    Himmel, William DFLgranted 2016-06-01cancelled 2018-10-16

Successor callsigns

Callsigns held now by people who previously held K4RPM.

  1. AI4HTcancelled· E
    Morin, Robert PFLgranted 2008-05-16cancelled 2008-06-20
  2. W4WWTcancelled· G
    MORIN, ROBERT PFLgranted 2003-11-18cancelled 2007-07-10

All historical holders

Every license row we've seen with the callsign K4RPM, oldest first.

  • HIGHSMITH, LEWIS A NC
    1987-10-27 → cancelled 1999-10-28
  • MORIN, ROBERT P FL
    2003-08-26 → cancelled 2003-11-18
  • Morin, Robert P FL
    2007-07-10 → cancelled 2008-05-16
  • WELLS MD, MICHAEL A AL
    2020-07-15 active
← Back to K4RPM License history →