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

NW2Z callsign genealogy

Currently held by Ishikawa, Masaru

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 NW2Z's current licensee, walking backwards.

  1. KB2PNMcancelled· E
    KRASOWSKI, ROBERT JNCgranted 2013-05-29cancelled 2016-12-10

Successor callsigns

Callsigns held now by people who previously held NW2Z.

  1. K8QCactive· E
    Ishikawa, MasaruCAgranted 2014-11-21
  2. AC4TNexpired· E
    Haddock, Ralph ETNgranted 2012-09-08cancelled 2024-09-10

All historical holders

Every license row we've seen with the callsign NW2Z, oldest first.

  • MILLER, CARL H NJ
    1997-02-25 → cancelled 2003-10-15
  • Haddock, Ralph E TN
    2012-02-11 → cancelled 2012-09-08
  • Ishikawa, Masaru CA
    2014-09-30 → cancelled 2014-11-21
  • KRASOWSKI, ROBERT J NC
    2016-12-10 active
← Back to NW2Z License history →