Contact us


Do you have an inquiry or feedback? We would like to hear from you.

Opening hours during Christmas


Due to the start of the new transport system in the Trondheim area from August 3rd, there is an increased demand in our customer center, which can lead to longer response time. We thank you for your patience, and will answer you as soon as possible! 

Lost and found

Left something behind? Lost property on our buses, tram and boats are taken care of by AtB service center or our operators in Trøndelag. Find contact information to lost property offices.

Contact form

We process your inquiries every day, all year. Normally you will receive a response within three working days. In periods with many inquiries our response time can be longer.

Fill out contact form


478 02 820 - Service center and switchboard (regular mobile rates).
177 - Route information (NOK 0,89 per minute + NOK 0,99 startup). 

Opening hours:

  • Monday- Friday: 07.00-19.00
  • Saturday: 08.00-1800
  • Sunday and holidays: 10.00-18.00

Service center and servicepoint


Visit AtB service center in Prinsens gate 41 in Trondheim

Opening hours:

  • Monday - friday: 07.30-1700
  • Saturday: 10.00-1500
  • Sunday and holidays: Closed

Visit servicepoint at Trønderbilene in Rådhusveien 22 in Rissa.

Opening hours:

  • Monday - friday: 08.00-15.30
  • Saturday - sunday: Closed

Chat at

Opening hours:

  • Monday-Friday: 08.00-18.00
  • Saturday: 10.00-18.00
  • Sundays and holidays: 10.00-18.00

Social media

Opening hours:

  • Monday-Friday: 08.00-18.00
  • Saturday: 10.00-18.00
  • Sundays and holidays: 10.00-18.00

Contact us on Facebook or Twitter.

Opening hours Christmas 2019 and January 1st 2020

ks opening hours
DatePhoneSercive centerSocial mediaLost and foundServicepoint Rissa
December 2407:00-15:00Closed08:00-15:00ClosedClosed
December 25th and 26th10:00-18:00Closed10:00-18:00ClosedClosed
December 2707:00-19:0007:30-17:0008:00-18:0008:15-15:1509:00-13:00
December 2808:00-18:0010:00-15:0010:00-18:00ClosedClosed
December 2910:00-18:0010:00-18:0010:00-18:00ClosedClosed
December 3010:00-18:0007:30-17:0008:00-18:0008:15-15:1509:00-13:00
December 31st07:00-18:0007:30-13:0008:00-18:00Closed08:00-12:00
January 1st10:00-18:00Closed10:00-18:00ClosedClosed

Mail adress

Prinsens gate 39
7011 Trondheim

Billing address

AtB AS - 880013
c/o Visma Services Norge AS
Postboks 1560
7435 Trondheim

Organisation number