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

KE1MH callsign genealogy

Currently held by Heiser, Robert 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 KE1MH's current licensee, walking backwards.

  1. KM5XVcancelled· A
    Heiser, Robert SMEgranted 2003-01-02cancelled 2005-07-29
  2. N0MXBcancelled· A
    Heiser, Robert SNMgranted 1993-03-23cancelled 2003-01-02

Successor callsigns

Callsigns held now by people who previously held KE1MH.

No current licensee on record previously held this callsign.

← Back to KE1MH License history →