uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

NX5B callsign genealogy

Currently held by BENTON, JAMES W

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 NX5B's current licensee, walking backwards.

  1. KD2IMOcancelled· E
    Gelb, Edward JNJgranted 2015-03-13cancelled 2015-06-02
  2. KD2IFUcancelled· G
    Gelb, Edward JNJgranted 2015-03-13cancelled 2015-04-15

Successor callsigns

Callsigns held now by people who previously held NX5B.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign NX5B, oldest first.

  • BENTON, JAMES W TX
    2011-12-01 → cancelled 2013-05-14
  • Gelb, Edward J NJ
    2025-03-13 active