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

NW7SF callsign genealogy

Currently held by Fu, Sherman

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 NW7SF's current licensee, walking backwards.

  1. AI6DBcancelled· E
    Fu, ShermanCAgranted 2010-11-22cancelled 2014-09-09
  2. KJ6LLVcancelled· E
    Fu, ShermanCAgranted 2010-11-22cancelled 2014-08-18

Successor callsigns

Callsigns held now by people who previously held NW7SF.

No current licensee on record previously held this callsign.

← Back to NW7SF License history →