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

KP4LY callsign genealogy

Currently held by MEDINA ARCE, FRANKY

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 KP4LY's current licensee, walking backwards.

  1. WP4LYcancelled· E
    MEDINA ARCE, FRANKYPRgranted 2015-11-06cancelled 2021-01-29
  2. WP4OQXcancelled· G
    MEDINA ARCE, FRANKYPRgranted 2013-02-22cancelled 2015-11-06

Successor callsigns

Callsigns held now by people who previously held KP4LY.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KP4LY, oldest first.

  • ACARON ESCABI, JOSE A PR
    1999-02-25 → cancelled 2006-06-01
  • MEDINA ARCE, FRANKY PR
    2021-01-29 active
← Back to KP4LY License history →