TRN

TRN is the abbreviation for

  • Turin Airport in the IATA airport code
  • Terrain Referenced Navigation, the terrain data-driven navigation
  • Token Ring Network, an older network technology for computer networks, see Token Ring
  • Transport Régionaux Neuchâtelois, a Swiss transport company of public transport
  • Turkish Republic of Northern Cyprus
  • Disambiguation
  • Abbreviation
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