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

KC4WHS callsign genealogy

Currently held by GUFFEY, JAMES W

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 KC4WHS's current licensee, walking backwards.

The current licensee has not held any other callsign on record.

Successor callsigns

Callsigns held now by people who previously held KC4WHS.

  1. K4GUFactive· G
    GUFFEY, JAMES WTNgranted 2016-01-16