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

NT0D callsign genealogy

Currently held by Coulter, Colin 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 NT0D's current licensee, walking backwards.

  1. KF0JBPcancelled· E
    Coulter, Colin RIAgranted 2022-05-04cancelled 2023-12-29

Successor callsigns

Callsigns held now by people who previously held NT0D.

  1. NE0Sactive· E
    SCHECHTER, PHILIP ACOgranted 2021-12-10

All historical holders

Every license row we've seen with the callsign NT0D, oldest first.

  • TENNEY, ROBERT D CO
    2011-08-03 → cancelled 2019-10-22
  • SCHECHTER, PHILIP A CO
    2021-11-19 → cancelled 2021-12-10
  • Coulter, Colin R IA
    2023-12-29 active
← Back to NT0D License history →