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

KP4II callsign genealogy

Currently held by DE JESUS, ARMANDO L

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 KP4II's current licensee, walking backwards.

  1. KB2OMNcancelled· E
    PEREZ JR, ISIDOREPRgranted 2003-07-29cancelled 2011-03-01

Successor callsigns

Callsigns held now by people who previously held KP4II.

  1. AD5QUactive· E
    DE JESUS, ARMANDO LTXgranted 2019-12-10

All historical holders

Every license row we've seen with the callsign KP4II, oldest first.

  • DE JESUS, ARMANDO L TX
    1999-12-04 → cancelled 2004-04-03
  • PEREZ JR, ISIDORE FL
    2011-03-01 → cancelled 2023-03-02
← Back to KP4II License history →