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

NP4NC callsign genealogy

Currently held by CRUZ ABREU, NELSON A

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 NP4NC's current licensee, walking backwards.

  1. NP4LWcancelled· G
    CRUZ ABREU, NELSON APRgranted 2019-04-04cancelled 2019-09-21
  2. WP4KZNcancelled· T
    CRUZ ABREU, NELSON APRgranted 2002-02-05cancelled 2009-06-30

Successor callsigns

Callsigns held now by people who previously held NP4NC.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign NP4NC, oldest first.

  • VALENTIN DE GONZALEZ, MARIA A PR
    2005-12-28 → cancelled 2018-03-06
  • CRUZ ABREU, NELSON A PR
    2019-09-21 active
← Back to NP4NC License history →