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

KZ1H callsign genealogy

Currently held by Young, George

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 KZ1H's current licensee, walking backwards.

  1. KF4HMMcancelled· E
    Miller Jr, Harry MSCgranted 2021-01-09cancelled 2021-03-09
  2. KO4KJCcancelled· G
    MILLER JR, HARRY MSCgranted 2020-12-21cancelled 2021-01-09

Successor callsigns

Callsigns held now by people who previously held KZ1H.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KZ1H, oldest first.

  • Young, George MA
    2014-12-01 → cancelled 2019-02-12
  • MILLER JR, HARRY M SC
    2021-03-09 active
← Back to KZ1H License history →