Trondheim Trafikkselskap Trondheim Trafikkselskap Trondheim Trafikkselskap or TT was the city public transport company for Trondheim, Norway between 1974 and 2001. It operated both the city buses, and the Trondheim Tramway until 1988. The company was owned by the city council. TT was founded in 1972 as a merged between the municipal owned tramway companies Trondheim Sporvei and Graakalbanen, and the bus company Bynesruten. In 1974, the company was reorganized as a municipal agency, and also took over the private bus operator Trondheim Bilruter, along with the city bus lines of Klæburuten and NSB Bilruter. In 2001, the company merged with Hemne
Area code 000 Area code 000 Area code 000 is not a valid number in any country where dialling '0' reaches an operator. Area code 000 is not a valid North American Numbering Plan exchange or area code. It is invalid in the European Union and many other nations where '0' is reserved as a trunk prefix and '00' as an international call prefix. In Australia, 000 is reserved as an emergency telephone number. This code may show up as part of a number on a caller id system when receiving telemarketer outbound calls or from VoIP services, such as Skype or Vonage,