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

NJ0M callsign genealogy

Currently held by Maher, Jay P

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 NJ0M's current licensee, walking backwards.

  1. AC0HSactive
    Ankeny Centennial High School Amateur Radio ClubIAgranted 2024-12-03
  2. KD0WKYcancelled
    Ankeny Centennial High School Amateur Radio ClubIAgranted 2013-08-16cancelled 2013-09-10

Successor callsigns

Callsigns held now by people who previously held NJ0M.

  1. K0PWactive· E
    HILL, JOHN SMNgranted 2019-10-30

All historical holders

Every license row we've seen with the callsign NJ0M, oldest first.

  • HILL, JOHN S MN
    1998-01-09 → cancelled 2000-09-29
  • Maher, Jay P MN
    2017-02-25 active
← Back to NJ0M License history →