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

AC1SD callsign genealogy

Currently held by England, Timothy W

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 AC1SD's current licensee, walking backwards.

  1. AE0ZKcancelled· E
    England, Timothy WMEgranted 2023-06-06cancelled 2024-06-08
  2. AK6HFcancelled· E
    England, Timothy WIAgranted 2023-06-06cancelled 2024-06-04
  3. KL0Bcancelled· E
    England, Timothy WCAgranted 2023-06-06cancelled 2024-06-01
  4. AL9Ycancelled· E
    England, Timothy WAKgranted 2023-06-06cancelled 2024-05-04
  5. AL9Xcancelled· E
    England, Timothy WAKgranted 2023-06-06cancelled 2024-05-03
  6. AD2HQcancelled· E
    England, Timothy WAKgranted 2023-06-06cancelled 2024-04-30
  7. AE0YYcancelled· E
    England, Timothy WNYgranted 2023-06-06cancelled 2024-04-27
  8. AE0YXcancelled· E
    England, Timothy WIAgranted 2023-06-06cancelled 2024-04-24
  9. KZ4GRcancelled· E
    England, Timothy WIAgranted 2023-06-06cancelled 2024-04-23
  10. AD9EIcancelled· E
    England, Timothy WVAgranted 2023-06-06cancelled 2024-04-20

Successor callsigns

Callsigns held now by people who previously held AC1SD.

  1. AI5RIcancelled· E
    England, Timothy WWIgranted 2023-06-06cancelled 2024-06-18
← Back to AC1SD License history →