A new version of the Dexcom ONE app will be released soon. After the update, your low and high alert settings will be reset. Click here for more information

Contact Us

What do you need help with?
We are here to help, to get our contact details, please choose a topic in the list below.
Best Contact Method
Product Support enquiries
For product troubleshooting or replacement enquiries, please complete a Product Support Request.

Office opening times:
Monday - Friday 09:00 - 18:00
Product Support Request
Other helpful resources
Training and Resources

You will find free training resources to help you get started using your new Dexcom ONE by visiting our Support Center.

Other Ways to Contact Us
Phone
Our online tools provide the quickest method of solving any potential issues. You can phone our product support team below:

Office opening times:
Monday - Friday 09:00 - 18:00
Call Us +3728000032118
Call Us +3728804506
Best Contact Method
Email Support
Our online tools provide the quickest method of solving any potential issues. You can contact our customer service and order enquiries team below:

Office opening times:
Monday - Friday 09:00 - 18:00
Email Us
Other helpful resources
Training and Resources

You will find free training resources to help you get started using your new Dexcom ONE by visiting our Support Center.

Other Ways to Contact Us
Phone
Our online tools provide the quickest method of solving any potential issues. You can phone our customer service and order enquiries team below:

Office opening times:
Monday - Friday 09:00 - 18:00
Call Us +3728000032118
Call Us +3728804506
Get Answers Now