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Confidence: Medium · Source: FCC ULS · As of 2026-09-11

N2JS callsign genealogy

Currently held by Sullivan, Joseph T

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 N2JS's current licensee, walking backwards.

  1. AB2LKcancelled· E
    Sullivan, Joseph TNJgranted 2005-01-14cancelled 2006-01-21
  2. KB2UBUcancelled· E
    Sullivan, Joseph TNJgranted 1998-01-21cancelled 2001-01-17

Successor callsigns

Callsigns held now by people who previously held N2JS.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N2JS, oldest first.

  • SULLIVAN, JOHN W FL
    1999-04-19 → cancelled 2000-01-18
  • Sullivan, Joseph T NJ
    2025-11-21 active