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

K7IBM callsign genealogy

Currently held by MEIDL JR, JAMES H

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 K7IBM's current licensee, walking backwards.

  1. KJ4FBYcancelled· T
    Marquardt Jr, Richard JVAgranted 2008-07-08cancelled 2008-09-23

Successor callsigns

Callsigns held now by people who previously held K7IBM.

  1. K0LPNexpired· T
    MEIDL JR, JAMES HORgranted 2006-06-06cancelled 2018-06-07

All historical holders

Every license row we've seen with the callsign K7IBM, oldest first.

  • MEIDL JR, JAMES H CO
    2000-06-06 → cancelled 2006-06-06
  • MARQUARDT JR, RICHARD J VA
    2018-06-29 active