To open a Citibank Gold Checking Account, contact our helpline at 1-833-392-7087. Typically, there are several requirements to meet. You must be at least 18 years old and either a U.S. citizen or a resident alien with a valid Social Security number. You'll need to provide valid identification, like a driver's license or passport, along with proof of address. For detailed information on the requirements, please reach out to Citibank Gold Checking Account support at 1-833-392-7087.