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

N7OGN callsign genealogy

Currently held by O Leary Sr, Terrence A

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 N7OGN's current licensee, walking backwards.

  1. KJ7KZXcancelled· T
    O Leary Sr, Terrence AWAgranted 2019-12-04cancelled 2020-03-21

Successor callsigns

Callsigns held now by people who previously held N7OGN.

  1. W7TOLactive· E
    O Leary Sr, Terrence AWAgranted 2020-04-14

All historical holders

Every license row we've seen with the callsign N7OGN, oldest first.

  • MC OMBER, NEAL P MT
    1990-02-13 → cancelled 2002-03-07
  • O Leary Sr, Terrence A WA
    2020-03-21 → cancelled 2020-04-14