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

N3RJO callsign genealogy

Currently held by IZZO, BRANDON V

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 N3RJO's current licensee, walking backwards.

  1. KE0UOWcancelled· G
    Owen III, Randall JCOgranted 2019-02-19cancelled 2019-03-09

Successor callsigns

Callsigns held now by people who previously held N3RJO.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N3RJO, oldest first.

  • IZZO, BRANDON V PA
    1994-01-25 → cancelled 2006-01-26
  • Owen III, Randall J CO
    2019-03-09 active