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

N2SR callsign genealogy

Currently held by COLLINS, THOMAS 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 N2SR's current licensee, walking backwards.

  1. KY2Tactive· E
    Ostrenko, DmytroNYgranted 2024-01-03
  2. KC2LLKcancelled· E
    Ostrenko, DmytroNYgranted 2003-05-21cancelled 2004-03-23

Successor callsigns

Callsigns held now by people who previously held N2SR.

No current licensee on record previously held this callsign.

← Back to N2SR License history →