Contact Us

The Dexcom UK and Ireland team is here to help! We want to make sure you get the answers to your questions. Read a little bit about each of our customer support teams below to ensure you’re contacting the right people.


Customer Service

Need assistance before you purchase? Complete an information request form to have a Dexcom Sales Advisor help guide you.

For assistance with an order or for general questions, please contact:

0800 031 5761

Monday - Thursday 09:00 - 17:30
Friday 09:00 - 16:00

(excluding holidays)

Technical Support

For product troubleshooting or replacement enquiries, please complete a Product Support Request.

For further technical support, please contact:

0800 031 5763

Monday - Friday 07:00 - 18:00
Saturday - Sunday 08:30 - 16:30

Training and Resources

You will find free training resources to help you get started using your new Dexcom CGM by visiting our Dexcom Training Resources and Materials page.

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