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

N6XSP callsign genealogy

Currently held by GRIMMETT, DAVID L

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 N6XSP's current licensee, walking backwards.

  1. KO6GKJcancelled· T
    Dewey, MeaghanCAgranted 2024-10-24cancelled 2025-12-09

Successor callsigns

Callsigns held now by people who previously held N6XSP.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N6XSP, oldest first.

  • GRIMMETT, DAVID L CA
    1990-01-30 → cancelled 2002-03-07
  • Rice, Orin M CA
    2007-09-18 → cancelled 2013-04-09
  • DEWEY, JENNIFER L CA
    2014-11-04 → cancelled 2023-11-10
  • Dewey, Meaghan CA
    2025-12-09 active