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

KP4WTV callsign genealogy

Currently held by TORRES VALENTIN, WILLIAM

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 KP4WTV's current licensee, walking backwards.

  1. NP4ADactive· E
    RODRIGUEZ SANTIAGO, JOSEPHPRgranted 2022-03-15
  2. KP4YAEcancelled· G
    RODRIGUEZ SANTIAGO, JOSEPHPRgranted 2022-02-25cancelled 2022-03-15
  3. WP4RSOcancelled· G
    RODRIGUEZ SANTIAGO, JOSEPHPRgranted 2021-02-22cancelled 2022-02-25

Successor callsigns

Callsigns held now by people who previously held KP4WTV.

  1. NP4ADcancelled· G
    TORRES VALENTIN, WILLIAMPRgranted 2017-02-28cancelled 2018-01-17

All historical holders

Every license row we've seen with the callsign KP4WTV, oldest first.

  • TORRES VALENTIN, WILLIAM PR
    2012-04-20 → cancelled 2017-02-28
  • TORRES VALENTIN, WILLIAM PR
    2018-01-17 active
← Back to KP4WTV License history →