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

KF7FY callsign genealogy

Currently held by THOMPSON, WARREN R

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 KF7FY's current licensee, walking backwards.

  1. N7JUI
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held KF7FY.

No current licensee on record previously held this callsign.