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Gasum's customer service serves private customers and businesses is open (local time) on weekdays 8-19 in Finland and 8-18 in Sweden and Norway. You can also leave us feedback or contact request via our website.
Customer service Finland
Tel: +358 800 122 722
Customer service in Sweden
Tel: +46 20 20 2000
Customer service in Norway
Tel: +47 800 252 42