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

K3MRH callsign genealogy

Currently held by CHRISTY SR, WILLIAM M

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 K3MRH's current licensee, walking backwards.

  1. KW4KOcancelled· E
    Hollock, Michael RVAgranted 2015-03-09cancelled 2017-02-14
  2. KM4IMWcancelled· E
    Hollock, Michael RVAgranted 2015-03-09cancelled 2015-06-18

Successor callsigns

Callsigns held now by people who previously held K3MRH.

  1. NI4Uactive· E
    Hollock, Michael RVAgranted 2019-10-22

All historical holders

Every license row we've seen with the callsign K3MRH, oldest first.

  • CHRISTY SR, WILLIAM M PA
    1998-08-13 → cancelled 2010-08-14
  • Hollock, Michael R VA
    2017-02-14 → cancelled 2019-10-22
← Back to K3MRH License history →