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

N0ABM callsign genealogy

Currently held by MILLER, RANDOLPH C

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 N0ABM's current licensee, walking backwards.

  1. N6ABMactive· A
    MILLER, RANDOLPH CAZgranted 2022-03-16

Successor callsigns

Callsigns held now by people who previously held N0ABM.

  1. N6ABMactive· A
    MILLER, RANDOLPH CAZgranted 2022-03-16
← Back to N0ABM License history →