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

AB3RX callsign genealogy

Currently held by ERDMAN, LAMAR E

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 AB3RX's current licensee, walking backwards.

  1. K3LEEactive· E
    Linatoc, Leonil Vinzon AFLgranted 2021-10-13
  2. KO4TBIcancelled· E
    Linatoc, Leonil Vinzon AFLgranted 2021-09-07cancelled 2021-10-13

Successor callsigns

Callsigns held now by people who previously held AB3RX.

  1. K3LEEcancelled· E
    ERDMAN, LAMAR EPAgranted 2014-06-21cancelled 2019-03-09

All historical holders

Every license row we've seen with the callsign AB3RX, oldest first.

  • ERDMAN, LAMAR E PA
    2013-02-19 → cancelled 2014-06-21
  • ERDMAN, LAMAR E PA
    2019-03-09 active
← Back to AB3RX License history →