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

N0TM callsign genealogy

Currently held by COWELL, STEVEN 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 N0TM's current licensee, walking backwards.

  1. NV0Eactive· E
    Ritchie, Simon PCOgranted 2024-11-15
  2. KF0RSZcancelled· E
    Ritchie, Simon PCOgranted 2024-09-24cancelled 2024-11-15

Successor callsigns

Callsigns held now by people who previously held N0TM.

  1. N7PXactive· E
    SULESKE, CHRISTOPHER AVAgranted 2017-12-01

All historical holders

Every license row we've seen with the callsign N0TM, oldest first.

  • FLINT, EUGENE P NE
    2003-10-28 → cancelled 2016-01-26
  • SULESKE, CHRISTOPHER A VA
    2016-02-13 → cancelled 2017-12-01
  • Rader, Timothy K CO
    2019-12-20 → cancelled 2020-09-28
  • COWELL, STEVEN R CO
    2022-10-18 active
← Back to N0TM License history →