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

K3BM callsign genealogy

Currently held by Dallas, James 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 K3BM's current licensee, walking backwards.

  1. K3FZFcancelled· E
    Dallas, James MPAgranted 2008-11-13cancelled 2012-02-18
  2. KA3FZFcancelled· P
    DALLAS, JAMES Mcancelled 1998-12-09

Successor callsigns

Callsigns held now by people who previously held K3BM.

  1. W3ZRactive· E
    MONTGOMERY, ROBERT DPAgranted 2019-11-02
  2. WA3RDMcancelled· E
    MONTGOMERY, ROBERT DPAgranted 2005-08-16cancelled 2006-05-31

All historical holders

Every license row we've seen with the callsign K3BM, oldest first.

  • MONTGOMERY, ROBERT D PA
    1996-12-11 → cancelled 2005-08-16
  • MONTGOMERY, ROBERT D PA
    2006-05-31 → cancelled 2010-01-30
  • Dallas, James M PA
    2022-01-28 active
← Back to K3BM License history →