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

W5ABM callsign genealogy

Currently held by MORGAN, ALTON B

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 W5ABM's current licensee, walking backwards.

  1. NR3Eactive· E
    BURNS, RONNIETNgranted 2021-01-19
  2. KI4TNcancelled· E
    BURNS, RONNIETNgranted 2017-07-18cancelled 2021-01-19
  3. WC9Gactive· E
    Aldridge, Timothy EINgranted 2019-08-06
  4. KD9MDZcancelled· E
    Aldridge, Timothy EINgranted 2018-12-17cancelled 2019-08-06

Successor callsigns

Callsigns held now by people who previously held W5ABM.

  1. WB5NTIcancelled· E
    MORGAN, ALTON BTXgranted 2003-01-04cancelled 2005-02-05

All historical holders

Every license row we've seen with the callsign W5ABM, oldest first.

  • MORGAN, ALTON B TX
    1999-03-17 → cancelled 2003-01-04
  • KREINBERG, DAVID E TX
    2025-06-10 active
← Back to W5ABM License history →