uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

N0JB callsign genealogy

Currently held by BROCKMANN, JAMES M 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 N0JB's current licensee, walking backwards.

  1. N6JBactive· E
    Bernstein, John DCAgranted 2024-12-27
  2. K6IJBcancelled· E
    Bernstein, John DCAgranted 2016-06-24cancelled 2024-12-27
  3. KM6AQLcancelled· G
    Bernstein, John DCAgranted 2016-02-24cancelled 2016-06-24

Successor callsigns

Callsigns held now by people who previously held N0JB.

  1. K7FLIactive· E
    BROCKMANN, JAMES MIDgranted 2026-08-28
  2. W0JBactive· E
    Shirck, Jared BMOgranted 2020-11-17

All historical holders

Every license row we've seen with the callsign N0JB, oldest first.

  • BROCKMANN, JAMES M W NV
    2016-08-18 → cancelled 2016-09-13
  • Shirck, Jared B MO
    2018-10-02 → cancelled 2020-11-17
  • Bowen, Joshua M CO
    2022-12-06 active
← Back to N0JB License history →