The Trøndelag Commuter Rail (Norwegian: NSB Lokaltog Trøndelag, previously Trønderbanen) is a commuter train service operating in Nord-Trøndelag and Sør-Trøndelag, Norway. It is operated by Norwegian State Railways (NSB) with Class 92 diesel multiple units. The service provides a commuter service connecting Trondheim to its suburbs, between towns in Innherred and as an airport rail link for Trondheim Airport, Værnes. Although passenger services have operated along the lines since 1864, the commuter train was created with an increase of service with existing rolling stock in 1993. In 2006, the system had at least 1,180,000 passengers.