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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KP4KR callsign genealogy

Currently held by Rodriguez, Kelvit R

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 KP4KR's current licensee, walking backwards.

  1. KP4CNactive· E
    COSME, NORBERTO APRgranted 2022-08-05
  2. KP4NCRcancelled· E
    COSME, NORBERTO APRgranted 2012-12-04cancelled 2022-08-05
  3. N3VIJcancelled· E
    COSME, NORBERTO APRgranted 2005-02-11cancelled 2012-12-04

Successor callsigns

Callsigns held now by people who previously held KP4KR.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KP4KR, oldest first.

  • SANTIAGO SANTIAGO, JULIO PR
    2006-04-07 → cancelled 2018-06-06
  • Rodriguez, Kelvit R PR
    2018-06-30 active
← Back to KP4KR License history →