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

W7MUX callsign genealogy

Currently held by DUNHAM, JERRY R

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 W7MUX's current licensee, walking backwards.

  1. N7MUXcancelled· G
    HANSEN, HAROLDAZgranted 2024-05-21cancelled 2025-12-23
  2. K7KAYcancelled· G
    HANSEN, HAROLDAZgranted 2023-07-28cancelled 2024-05-21
  3. KC5BUZcancelled· T
    Hansen II, Harold EAZgranted 2019-08-27cancelled 2023-07-28
  4. KI5CHHcancelled· T
    HANSEN, HAROLDTXgranted 2018-11-16cancelled 2019-08-27

Successor callsigns

Callsigns held now by people who previously held W7MUX.

No current licensee on record previously held this callsign.

← Back to W7MUX License history →