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

AG4MX callsign genealogy

Currently held by Williams, Angela 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 AG4MX's current licensee, walking backwards.

  1. W4KYScancelled· E
    Sparrow, Charles CKYgranted 2025-03-11cancelled 2025-09-13
  2. W1CCScancelled· G
    Sparrow, Charles CKYgranted 2025-02-19cancelled 2025-03-11
  3. KR4AYCcancelled· G
    Sparrow, Charles CKYgranted 2025-01-30cancelled 2025-02-19

Successor callsigns

Callsigns held now by people who previously held AG4MX.

  1. W4LABactive· E
    Sparrow, Charles CKYgranted 2026-01-16
  2. WN4Cactive· E
    Williams, Angela DALgranted 2025-02-27

All historical holders

Every license row we've seen with the callsign AG4MX, oldest first.

  • Williams, Angela D AL
    2001-07-27 → cancelled 2002-03-19
  • Sparrow, Charles C KY
    2025-09-13 → cancelled 2026-01-16
← Back to AG4MX License history →