Definition: Insurance number, or insurance card, is a unique identification code issued to an individual by a financial institution as part of their identity verification process. It serves as a way for banks, credit institutions, insurance companies, and other financial entities to verify the identity of individuals who are applying for various types of services or products. In its simplest form, an insurance number consists of two numbers separated by a dot (e.g., 1234567890). The first number represents the bank's identification number, which is used to identify the individual in question and serve as the starting point for their financial records. The second number represents the insurance company's identification number, which serves as the reference number for the insurer. An insurance number is typically used by multiple financial institutions under a single account, so it can be applied to many different accounts at once or on separate accounts for individual transactions. Insurance numbers are usually generated upon initial account opening and may change periodically based on the customer's eligibility and any changes in their personal information. In more complex forms of insurance such as credit card insurance or auto insurance, an insurance number is a part of the identification process that identifies the individual applying for services or products. It serves as the starting point for the financial transaction and helps ensure the accuracy of the transactions involved. An insurance number can also be used by consumers to apply for various types of financial services, such as mortgages, credit cards, and personal loans. In this case, an insurance number is typically used as a reference or identifier that identifies the consumer's eligibility for services. In summary, insurance numbers are unique identification codes issued to individuals who are applying for various types of services or products. They serve as a starting point for financial transactions and help ensure the accuracy of the transactions involved, particularly for credit card applications and personal loans.