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

KJ7IPM callsign genealogy

Currently held by Sisson, James B

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 KJ7IPM'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 KJ7IPM.

  1. K7UDAcancelled· T
    Sisson, James BARgranted 2020-02-28cancelled 2026-08-25