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

KM5RX callsign genealogy

Currently held by Cole, Charles L

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 KM5RX's current licensee, walking backwards.

  1. N5OYactive· E
    Hansen, Scott DMNgranted 2025-12-09
  2. KE0RUJcancelled· E
    Hansen, ScottMNgranted 2018-05-18cancelled 2025-12-09

Successor callsigns

Callsigns held now by people who previously held KM5RX.

  1. W5SGactive· E
    Cole, Charles LOKgranted 2026-09-01
  2. NZ5Ecancelled· E
    Cole, Charles LOKgranted 2021-11-27cancelled 2021-12-21
  3. AC5WKexpired· E
    Francis, Thomas LTXgranted 2010-10-04cancelled 2022-12-28

All historical holders

Every license row we've seen with the callsign KM5RX, oldest first.

  • FRANCIS, THOMAS L TX
    1998-07-30 → cancelled 2000-05-26
  • Cole, Charles L OK
    2021-09-14 → cancelled 2021-11-27
  • Cole, Charles L OK
    2023-09-29 → cancelled 2026-09-01
← Back to KM5RX License history →