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

N5MLJ callsign genealogy

Currently held by CASTILLE, RANDAL J

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 N5MLJ's current licensee, walking backwards.

  1. KB5DJG
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N5MLJ.

No current licensee on record previously held this callsign.

← Back to N5MLJ License history →