uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KC5KSI callsign genealogy

Currently held by DODD, MARCUS 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 KC5KSI's current licensee, walking backwards.

The current licensee has not held any other callsign on record.

Successor callsigns

Callsigns held now by people who previously held KC5KSI.

  1. W8MJDactive· E
    DODD, MARCUS JOHgranted 2026-04-07