uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

NP3RE callsign genealogy

Currently held by GARAY APONTE, GUILLERMO 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 NP3RE's current licensee, walking backwards.

  1. WP4RMDcancelled
    RADIOCOMUNICACIONES PARA EMERGENCIAS EN ARECIBOPRgranted 2020-03-16cancelled 2020-04-14

Successor callsigns

Callsigns held now by people who previously held NP3RE.

  1. KP3LRcancelled· E
    ORTIZ, RAFAELPRgranted 2017-08-29cancelled 2019-04-16
  2. KP4GGAexpired· T
    GARAY APONTE, GUILLERMO APRgranted 2009-08-06cancelled 2020-12-31

All historical holders

Every license row we've seen with the callsign NP3RE, oldest first.

  • ORTIZ, RAFAEL PR
    2014-06-14 → cancelled 2017-08-29
  • RADIOCOMUNICACIONES PARA EMERGENCIAS EN ARECIBO PR
    2020-04-14 active
  • GARAY APONTE, GUILLERMO A
    — → cancelled 1998-12-30
← Back to NP3RE License history →