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

K5AAA callsign genealogy

Currently held by ASHMORE, CHARLES E

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 K5AAA's current licensee, walking backwards.

  1. KJ5PNBcancelled· T
    Callahan, Kevin JTXgranted 2026-04-14cancelled 2026-06-13

Successor callsigns

Callsigns held now by people who previously held K5AAA.

  1. N1NVYcancelled· G
    BILLINGTON, William RNHgranted 2024-05-24cancelled 2024-07-09
  2. K1YYYcancelled· G
    BILLINGTON, William RTXgranted 2023-10-24cancelled 2024-03-26
  3. W5JIMcancelled· E
    MATHIS II, JAMES LTXgranted 2020-06-23cancelled 2021-08-03

All historical holders

Every license row we've seen with the callsign K5AAA, oldest first.

  • ASHMORE, CHARLES E TX
    2007-12-05 → cancelled 2020-01-24
  • MATHIS II, JAMES L TX
    2020-02-11 → cancelled 2020-06-23
  • BILLINGTON, William R TX
    2022-09-24 → cancelled 2023-10-24
  • BILLINGTON, William R TX
    2024-03-26 → cancelled 2024-05-24
  • Callahan, Kevin J TX
    2026-06-13 active
← Back to K5AAA License history →