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

WB4JWD callsign genealogy

Currently held by MARTIN, HUGH D

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 WB4JWD's current licensee, walking backwards.

  1. KK4DMactive· E
    Enloe, Jacob MAZgranted 2026-03-20
  2. AJ7JMcancelled· E
    Enloe, Jacob MAZgranted 2025-12-31cancelled 2026-03-20
  3. KM7DSPcancelled· E
    Enloe, Jacob MAZgranted 2025-12-31cancelled 2026-02-26
  4. KM7DPQcancelled· G
    Enloe, Jacob MAZgranted 2025-12-31cancelled 2026-01-07

Successor callsigns

Callsigns held now by people who previously held WB4JWD.

  1. KK4DMcancelled· A
    MARTIN, HUGH DALgranted 2018-10-23cancelled 2021-01-08

All historical holders

Every license row we've seen with the callsign WB4JWD, oldest first.

  • MARTIN, HUGH D AL
    2004-11-30 → cancelled 2009-01-16
  • MARTIN, HUGH D AL
    2021-01-08 active
← Back to WB4JWD License history →