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

N0SG callsign genealogy

Currently held by GAISER, STEVEN D

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 N0SG's current licensee, walking backwards.

  1. K0IINcancelled· E
    Nochlin, Jason LCOgranted 2002-03-06cancelled 2002-10-01
  2. KC0IINcancelled· G
    Nochlin, Jason LCOgranted 2000-06-23cancelled 2002-03-06

Successor callsigns

Callsigns held now by people who previously held N0SG.

  1. W0SDGactive· E
    GAISER, STEVEN DMNgranted 2021-03-11

All historical holders

Every license row we've seen with the callsign N0SG, oldest first.

  • GAISER, STEVEN D MN
    1997-04-08 → cancelled 2000-08-08
  • Nochlin, Jason L CO
    2023-03-21 active
← Back to N0SG License history →