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Car Insurance... shaped for you

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Contact us / Help

We're here if you need us

Easter opening times

To view our Bank Holiday opening hours please click here.

Taxing your car?

Did you know that you no longer need to take a certificate of Motor Insurance to tax your vehicle at the post office?

View your documents

Log in or register to view your documents straight way.

No Claims Bonus

Have you sent us your motor insurance proof of No Claims Bonus? If not, please click here to update it online.

Make a claim

If you need to make a claim you can find specific information on each department at our 'Make a claim' page.

Update your policy

If you want to update your motor insurance policy and you would prefer to contact us via email, you can use our secure email form.

When contacting us, please can you ensure your policy number is included on all correspondence.

  • Change your Vehicle
  • Change your Address
  • Add a Driver
  • Add a Temporary Vehicle
  • Change Class of Use

And much more.

Useful links

To help put you in touch with the right person, choose a topic from the menu below for the appropriate phone number and opening times.


Update Your Policy

For your convenience, you can amend your car insurance policy online using our secure email form. We aim to confirm your request within 24 hours. Please note that your change will not take effect until you have received confirmation from us.

How do I prove my No Claims Bonus?

Please complete the form below.

We will be verifying this information with your previous insurer.

Opening hours

Please choose the appropriate department.

Customer Care Team

Monday - Friday: 8am - 9pm
Saturday: 9am - 5pm
Sunday: 10am - 4pm

Bank Holidays: 10am - 4pm (Subject to change, closed Christmas Day, Boxing Day, New Year’s Day)

Car insurance quote team

Monday - Friday: 8am - 11pm
Saturday: 9am - 8pm
Sunday: 10am - 8pm

Bank Holidays: 10am - 8pm (Subject to change, closed Christmas Day, New Year’s Day)

Renewals

Monday - Friday: 8am - 9pm
Saturday: 9am - 5pm
Sunday: 10am - 4pm

Bank Holidays: 10am - 4pm (subject to change, closed Easter Sunday, Christmas Day, Boxing Day, New Year's Day)

Car insurance claims

Monday - Friday: 8am - 9pm
Saturday: 9am - 5pm
Sunday: 10am - 4pm

Bank Holidays: 10am - 4pm (Subject to change, closed Christmas Day, Boxing Day, New Year’s Day)

Outside these times please call our 24hr Accident Recovery Helpline.

Glass Repair

Available 24 hours

Breakdown Service

Available 24 hours

Roadside emergency

Available 24 hours

Getting a Car Insurance quote

Car Insurance quoteline

Call: 0800 36 24 36

Monday to Friday 8am-11pm, Saturday 9am-8pm and Sunday 10am-8pm.

This is a freephone number.

To call Diamond from abroad +44 1792 621 990.

Making a claim

Claims Team helpline

Call: 0844 543 4420

Or call 62662 from your mobile at a fixed rate of 15p per minute.

Hit by someone insured by Diamond?

Call: 0844 543 4406

Calls to 0844 numbers will be charged at 5p per minute from BT Landlines. Calls from mobiles and other networks may vary.

Monday to Friday 8am-9pm, Saturday 9am-5pm and Sunday 10am-4pm.

Renewing my Car Insurance policy

Renewals Team

Call: 0844 848 0051

Or call 62663 from your mobile at a fixed rate of 15p per minute.

Calls to 0844 numbers will be charged at 5p per minute from BT Landlines. Calls from mobiles and other networks may vary.

Monday to Friday 8am-9pm, Saturday 9am-5pm and Sunday 10am-4pm.

A Roadside Emergency

Call: 0800 36 24 35

Available 24 hours on Comprehensive and Third Party Fire and Theft policies where we are liable for the damage to your car.

This is a freephone number.

Glass Repair Line

Call: 0844 543 4428

Available 24 hours. Calls to 0844 numbers will be charged at 5p per minute from BT Landlines. Calls from mobiles and other networks may vary.

Breakdown Service

Call: 0800 458 92 81

For customers who have bought the additional breakdown product.

This is a freephone number.

Customer Care Team

Call: 0871 882 2200

Or call 62661 from your mobile at a fixed rate of 15p per minute.

Calls to 0871 numbers are charged at 8p per minute plus network extras.

Calling from abroad? Call: +44 1792 621 990

Click here to send us proof of your No Claims Bonus.

Monday to Friday 8am-9pm, Saturday 9am-5pm and Sunday 10am-4pm.

We also have a question and answer page, which may answer your query - please click here.

Write to us

If you would like to write to us please use the address below and send it to one of the departments listed.

Diamond Insurance
Capital Tower
Greyfriars Road
Cardiff
CF10 3AZ

Diamond's Press Office

Click here for our Press Office page.

Job Vacancies

For information on current career opportunities with Diamond or the Admiral Group, which includes Admiral car insurance, telephone our recruitment hotline on 0845 606 6068 or click here to view jobs online.

Update my car insurance policy

For your convenience, you can make changes to your car insurance policy by email. To update your policy using our secure online form click here.