SIS Switzerland School Locations SIS Basel Contact Do you have any questions or suggestions? Or are you interested in a personal consultation? We look forward to hearing from you.We are happy to assist you with any questions or concerns you may have. Do not hesitate to contact us if you would like to find out more about our school. For general queries about our company and requests from the media, please contact our Zürich head office. Address SIS Swiss International School Erlenstrasse 15 CH-4058 Basel Telephone +41 61 683 71 40 Email info.basel@swissinternationalschool.ch Contact Form Please fill out the form below and click send. Please fill in the fields highlighted in red. Full Name Email Phone Date of Birth of your Child / Children Enter Message I am interested in: PreschoolPreschoolPrimary SchoolPrimary SchoolSecondary SchoolSecondary SchoolCollegeCollege Public Transport The school building is located just one minute on foot from the Musical Theater tram stop (trams 14 and 21), and around a five-minute walk from the Gewerbeschule stop (trams 2 and 6). Bus number 30 (from the SBB or Badischer Bahnhof railway stations) stops at Mattenstrasse, which is just a one-minute walk away from the school. Opening Hours School Office Monday to Friday, 8 a.m. to 5 p.m.