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

KI1Z callsign genealogy

Currently held by Walker, Mary A

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 KI1Z's current licensee, walking backwards.

  1. AC1FYcancelled· E
    Belanger, William JMEgranted 2018-07-17cancelled 2018-10-10
  2. KI7ZRZcancelled· E
    Belanger, William JMEgranted 2018-07-17cancelled 2018-09-19

Successor callsigns

Callsigns held now by people who previously held KI1Z.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KI1Z, oldest first.

  • Walker, Mary A MA
    2006-06-02 → cancelled 2018-08-31
  • Belanger, William J AZ
    2018-10-10 active
← Back to KI1Z License history →