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

WN1OCT callsign genealogy

Currently held by MARSH, DAVID T

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 WN1OCT's current licensee, walking backwards.

  1. W7WPDcancelled· G
    MARSH, DAVID TMAgranted 2017-05-19cancelled 2020-03-10
  2. N1KKKcancelled· T
    Couture, John FNHgranted 2016-05-21cancelled 2018-04-27
  3. KC1FMWcancelled· T
    Couture, John FNHgranted 2016-04-18cancelled 2016-05-21

Successor callsigns

Callsigns held now by people who previously held WN1OCT.

No current licensee on record previously held this callsign.

← Back to WN1OCT License history →