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

N7NWT callsign genealogy

Currently held by HAMILTON, RALPH

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 N7NWT's current licensee, walking backwards.

  1. N9NWTcancelled· E
    Tilley, Nathaniel WWAgranted 2015-03-17cancelled 2021-12-18
  2. KM4GDGcancelled· E
    Tilley, Nathaniel WNCgranted 2014-11-21cancelled 2015-03-17

Successor callsigns

Callsigns held now by people who previously held N7NWT.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N7NWT, oldest first.

  • HAMILTON, RALPH AZ
    1989-11-21 → cancelled 2002-03-07
  • Tilley, Nathaniel W WA
    2021-12-18 active
← Back to N7NWT License history →