Yes. Every citizen has their own unique number to identify them.
The number of cards is indefinite, because you can lose many over time. But you have only one Social Security number, and it is unique to you, and never changes.
A Social Security number (SSN) in the USA is a unique nine-digit identifier assigned to individuals for taxation and social security purposes. It is used by government agencies, financial institutions, and employers to track an individual's earnings and benefits. Protecting the confidentiality of your SSN is important to prevent identity theft and fraud.
You don't buy a social security number. You go to your local social security office and apply to receive your own personal social security number.Buying a social security number is against the law.
Social security number.
Social security number
Social security number
Social security number
You can't. You can only get a valid Social Security number through the Social Security Administration; anything else is fraudulent.
You do not. Use of the Social Security number is the exclusive venue of the Social Security Administration as established by the Social Security Act.
No, your social security number does not change when you get married.
Social security number
Social security number