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

N7JST callsign genealogy

Currently held by GRENIER, JUSTIN G

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 N7JST's current licensee, walking backwards.

  1. KE7GKGcancelled· G
    SCHONAU -TAYLOR, JESSEORgranted 2006-02-07cancelled 2016-01-08

Successor callsigns

Callsigns held now by people who previously held N7JST.

  1. NV1Ucancelled· E
    GRENIER, JUSTIN GORgranted 2004-07-16cancelled 2006-02-07

All historical holders

Every license row we've seen with the callsign N7JST, oldest first.

  • GRENIER, JUSTIN G OR
    2003-12-05 → cancelled 2004-07-16
  • SCHONAU, JESSE T CA
    2016-01-08 active