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

NT2G callsign genealogy

Currently held by Liphardt Jr, John F

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 NT2G's current licensee, walking backwards.

  1. AD2BHcancelled· E
    Sokolov, AlexeiNYgranted 2020-08-24cancelled 2021-01-08
  2. KD2UMEcancelled· E
    Sokolov, AlexeiNYgranted 2020-08-24cancelled 2020-10-21

Successor callsigns

Callsigns held now by people who previously held NT2G.

  1. W5OTactive· E
    Liphardt Jr, John FAZgranted 2018-11-24

All historical holders

Every license row we've seen with the callsign NT2G, oldest first.

  • ZAPPIA, FRANK NJ
    2006-03-08 → cancelled 2018-04-24
  • Liphardt Jr, John F AZ
    2018-05-11 → cancelled 2018-11-24
  • Sokolov, Alexei NY
    2021-01-08 active