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

WD4CPA callsign genealogy

Currently held by MARTIN, JOSEPH 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 WD4CPA's current licensee, walking backwards.

  1. AJ4RNcancelled· E
    Amato, Carl PFLgranted 2011-11-04cancelled 2016-12-20
  2. KD7AMBcancelled· E
    Amato, Carl PFLgranted 2002-01-31cancelled 2009-07-08
  3. KD4IQMcancelled
    cancelled 1998-02-20

Successor callsigns

Callsigns held now by people who previously held WD4CPA.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign WD4CPA, oldest first.

  • MARTIN, JOSEPH E KY
    1998-08-26 → cancelled 2010-08-27
  • Amato, Carl P FL
    2016-12-20 active
← Back to WD4CPA License history →