InterCity (commonly abbreviated IC on timetables and tickets) is the classification applied to certain long-distance passenger train services in Europe. Such trains (in contrast to regional, local, or commuter trains) generally call at major stations only.

Intercity or Inter-city may refer to:

• Inter-city rail services
  • InterCity, a general term for certain long-distance passenger services throughout Europe
  • InterCity (British Rail), a brand used by British Rail
    • The Inter-City, an express passenger train serving Britain starting in 1950
    • InterCity 125, high-speed rail serving Britain starting in 1976
    • InterCity 225, high-speed rail serving Britain starting in 1990
    • InterCity 250, a cancelled project in Britain
  • InterCity (Iarnród Éireann), serving the Republic of Ireland
  • Intercity (Deutsche Bahn), serving Germany
  • Intercity-Express, high-speed rail serving Germany and its surrounding countries
  • PKP Intercity, serving Poland
  • NSB InterCity Express, serving Norway
  • Intercity Express (Indian Railways), multiple routes called "Intercity Express"
  • High-speed rail in China, multiple routes called "Intercity Railway"
  • Metropolitan Intercity Railway Company, serving Japan starting in 1991
  • KTM Intercity, serving Peninsular Malaysia, Singapore and Thailand