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

WP4M callsign genealogy

Currently held by GUZMAN, ANGEL

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 WP4M's current licensee, walking backwards.

  1. KP4ITactive· A
    FIGUEROA, JASON AFLgranted 2024-07-10
  2. KP4XKcancelled· A
    FIGUEROA, JASON APRgranted 2004-03-01cancelled 2014-01-22
  3. WP4LKM
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held WP4M.

No current licensee on record previously held this callsign.

← Back to WP4M License history →