Insurance companies assign a car insurance policy number when you buy auto insurance. This eight- to 10-digit number can be found online and on several paper documents, including your proof of ...

You can find your car insurance policy number on your insurance card, the declarations page and your insurance premium invoices. You’ll need to exchange policy numbers with other motorists after ...

Check your insurance card: Your proof of insurance card will have your policy number listed. This number is usually featured prominently in the first few lines of the card.