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

NV0J callsign genealogy

Currently held by Knickerbocker, Pieter

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 NV0J's current licensee, walking backwards.

  1. W0MJHcancelled· E
    Henderson, Martin JIAgranted 2026-05-30cancelled 2026-06-26
  2. KF0YKAcancelled· G
    Henderson, Martin JIAgranted 2026-05-09cancelled 2026-05-30
  3. KF0YJWcancelled· G
    Henderson, Martin JIAgranted 2026-05-09cancelled 2026-05-11

Successor callsigns

Callsigns held now by people who previously held NV0J.

  1. NV7Factive· E
    Knickerbocker, PieterWAgranted 2024-04-09

All historical holders

Every license row we've seen with the callsign NV0J, oldest first.

  • LIVESAY, BOBBY G MO
    2010-11-04 → cancelled 2023-01-24
  • Knickerbocker, Pieter OH
    2023-08-01 → cancelled 2024-04-09
  • Henderson, Martin J IA
    2026-06-26 active
← Back to NV0J License history →