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

N7ZSW callsign genealogy

Currently held by Welton, Spike S

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 N7ZSW's current licensee, walking backwards.

  1. KJ7VPKcancelled· G
    Welton, Spike SORgranted 2020-05-05cancelled 2021-04-06
  2. KJ6GJPcancelled· G
    Welton, Spike SORgranted 2020-05-05cancelled 2021-03-09

Successor callsigns

Callsigns held now by people who previously held N7ZSW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N7ZSW, oldest first.

  • TURNQUIST, ROBERT G WA
    2002-04-16 → cancelled 2014-07-08
  • Welton, Spike S OR
    2021-04-06 active
← Back to N7ZSW License history →