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

W4ZKZ callsign genealogy

Currently held by MASEDA, MANUEL A

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 W4ZKZ's current licensee, walking backwards.

  1. W4SSBactive· E
    MASEDA, MANUEL AFLgranted 2018-09-28

Successor callsigns

Callsigns held now by people who previously held W4ZKZ.

  1. W4SSBactive· E
    MASEDA, MANUEL AFLgranted 2018-09-28
← Back to W4ZKZ License history →