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

NS4TT callsign genealogy

Currently held by KRACK, FREDERICK A

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 NS4TT's current licensee, walking backwards.

  1. K4HVBcancelled· E
    KRACK, FREDERICK AVAgranted 2009-04-07cancelled 2015-03-17
  2. N2CNYactive
    Central New York Amateur Radio ClubNYgranted 2018-03-14
  3. KC2TFRcancelled
    Central New York Amateur Radio AssociationNYgranted 2008-04-15cancelled 2008-05-31

Successor callsigns

Callsigns held now by people who previously held NS4TT.

No current licensee on record previously held this callsign.

← Back to NS4TT License history →