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

N7FTX callsign genealogy

Currently held by KRUML, RONALD 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 N7FTX's current licensee, walking backwards.

  1. KB7JCPcancelled· T
    Kruml, Ronald GWAgranted 2003-03-03cancelled 2007-02-13

Successor callsigns

Callsigns held now by people who previously held N7FTX.

  1. N6RPPcancelled· G
    ROBERTS, LESLIE ACAgranted 1991-04-02cancelled 2000-10-06