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

K7KAY callsign genealogy

Currently held by Matson, Kay D

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 K7KAY's current licensee, walking backwards.

  1. KC5BUZcancelled· T
    Hansen II, Harold EAZgranted 2019-08-27cancelled 2023-07-28
  2. KI5CHHcancelled· T
    HANSEN, HAROLDTXgranted 2018-11-16cancelled 2019-08-27

Successor callsigns

Callsigns held now by people who previously held K7KAY.

  1. N7MUXcancelled· G
    HANSEN, HAROLDAZgranted 2024-05-21cancelled 2025-12-23

All historical holders

Every license row we've seen with the callsign K7KAY, oldest first.

  • Matson, Kay D AZ
    2010-08-03 → cancelled 2022-09-09
  • HANSEN, HAROLD AZ
    2023-07-28 → cancelled 2024-05-21
← Back to K7KAY License history →