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

KF5IYI callsign genealogy

Currently held by Milliken IV, Charles F

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 KF5IYI'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 KF5IYI.

  1. KF8CFMactive· G
    Milliken IV, Charles FTXgranted 2024-01-03