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

W8ZFI callsign genealogy

Currently held by STEIN, PAUL H

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 W8ZFI's current licensee, walking backwards.

  1. W6PHSactive
    San Joaquin Public Health Emergency Communications SystemCAgranted 2024-06-04
  2. KO6ERHcancelled
    San Joaquin Public Health Emergency Communications SystemCAgranted 2024-05-15cancelled 2024-06-04

Successor callsigns

Callsigns held now by people who previously held W8ZFI.

No current licensee on record previously held this callsign.

← Back to W8ZFI License history →