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

NL4DX callsign genealogy

Currently held by MURPHY, TERRENCE J

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 NL4DX's current licensee, walking backwards.

  1. NN4NNcancelled
    MT HOLLY DX ASSOCIATIONFLgranted 2020-12-29cancelled 2025-12-30
  2. NY3DXcancelled
    MT HOLLY DX ASSOCIATIONPAgranted 2018-11-21cancelled 2020-12-29
  3. KB3SFPcancelled
    MT HOLLY DX ASSOCIATIONPAgranted 2009-01-27cancelled 2009-02-18

Successor callsigns

Callsigns held now by people who previously held NL4DX.

  1. NL7DXactive· E
    MURPHY, TERRENCE JAKgranted 2017-09-12
← Back to NL4DX License history →