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

N5OJJ callsign genealogy

Currently held by KNIGHT, JASON M

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 N5OJJ's current licensee, walking backwards.

  1. KG7BFMcancelled· G
    KNIGHT, MICHAEL JWAgranted 2013-02-11cancelled 2013-09-04

Successor callsigns

Callsigns held now by people who previously held N5OJJ.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N5OJJ, oldest first.

  • KNIGHT, JASON M TX
    1989-05-09 → cancelled 2001-05-10
  • KNIGHT, MICHAEL J TX
    2013-09-04 → cancelled 2025-09-05