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

WP4NK callsign genealogy

Currently held by RIVERA MILLAN, MARIBEL

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 WP4NK's current licensee, walking backwards.

  1. NP3TYcancelled· G
    Saavedra, Jose ATXgranted 2015-07-17cancelled 2018-09-08
  2. WP4PKAcancelled· G
    Saavedra, Jose APRgranted 2015-04-30cancelled 2015-07-17

Successor callsigns

Callsigns held now by people who previously held WP4NK.

  1. WP4PKAcancelled· G
    Saavedra, Jose APRgranted 2015-04-30cancelled 2015-07-17

All historical holders

Every license row we've seen with the callsign WP4NK, oldest first.

  • RIVERA MILLAN, MARIBEL PR
    1988-03-15 → cancelled 2000-03-16
  • SAAVEDRA HERNANDEZ, JOSE A PR
    2005-05-20 → cancelled 2015-04-30
← Back to WP4NK License history →