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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KT3K callsign genealogy

Currently held by MODLIN, JOHN 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 KT3K's current licensee, walking backwards.

  1. KD5UORcancelled· E
    MODLIN, JOHN CTXgranted 2002-12-11cancelled 2003-09-03

Successor callsigns

Callsigns held now by people who previously held KT3K.

No current licensee on record previously held this callsign.