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

KP4PA callsign genealogy

Currently held by RIVERA MILLAN, MAXIMINO

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 KP4PA's current licensee, walking backwards.

  1. NP4PLcancelled· E
    LEBRON SOTO, PEDRO APRgranted 2018-03-13cancelled 2022-12-20
  2. NP4PRactive· G
    MORALES LOPEZ, WILSONPRgranted 2018-05-11
  3. NP4WMactive· T
    MEDINA MATIAS, WILLIAMPRgranted 2022-03-18
  4. WP4RXEcancelled· T
    MEDINA MATIAS, WILLIAMPRgranted 2021-07-19cancelled 2022-03-18

Successor callsigns

Callsigns held now by people who previously held KP4PA.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KP4PA, oldest first.

  • RIVERA MILLAN, MAXIMINO PR
    1988-05-10 → cancelled 2000-05-11
  • LEBRON SOTO, PEDRO A PR
    2022-12-20 active
← Back to KP4PA License history →