Professional customer service

Our customer service staff are happy to help you with issues related to natural gas from heating and appliances to vehicle fuels or installation services. You can contact us by phone or email.

You can get a GasCard to refuel your car with gas. We value and welcome your feedback so that we can improve our customer service.

Call our free customer service number on + 358 800 122 722 Monday to Friday (excluding public holidays) 8.00–17.00. 

e-mail: asiakaspalvelu@gasum.fi

fax: +358 20 447 8999

Customer service address: Pulttikatu 1, 48770 KOTKA