CitiBank Customer Service Numbers Home» CitiBank» CitiBank General: 1-800-285-3000Alternative: +1-800-374-9700 Additional: +1-888-248-4226 399 Park Avenue, New York, New York 10043 United StatesDirections: Follow the directions to locate CitiBankLocations Near You: Find nearby locations of CitiBankCitibank Headquarters Phone NumberThe contact number +1-800-285-3000 is available for the customers to give suggestions or solve their queries.Mailing Address of Citibank Client ServicesThe company provides an option for the customers to send mail on Citi Inquiries at 100 Citibank Drive, San Antonio, Texas 78245, United States.Citibank Customer Service Contact NumbersThe given below are the customer service numbers for different services:For Online Banking and Citi Financial Tools Support: +1-800-374-9700 For Information of Bank Account: +1-888-248-4226 For Citi MobileSM and Citi Text Banking Support: +1-888-214-0036 For Checking, Savings and CD Application Status: +1-800-745-1534 For Citigold: +1-888-248-4465 For Citi Private Bank Account Inquiries: +1-800-870-1073 For Global Executive Banking: +1-813-604-3290 How To Contact Citibank Via Message?Contact us: You can write a text message to Citibank for any issue through the contact us page of online.citi.com/US/login.do. Problem Solution Problem Solution: Citibank has provided answer to all possible quires on their web portal that covers common issues & problems, instructions, guidance, etc.To Create Account on CitibankSign Up/Register Account: If you are not a registered user, you can create an account.Contact By Facebook: Follow the path to contact Citibank via Facebook profile.Citibank or Citibank National Association is one of the subsidiary of Citi Group, world's well renowned banking and financial service group. It serves more than 14 million customers by providing its online services through the official website. The company is also engaged to sponsor the Olympiacos Football Club and Citi Field in New York along with a primary sponsor of Sydney Swans in the year 2005. According to the history, the bank introduced Citicard for the banking customers to make their transactions without the requirement of passbook and it also set up terminals with simple one-line displays for the customer's convenience to check bank account information. The bank also launched its first credit card with the name The Everything Card in the year 1968 and later introduced Master Charge that is currently known as MasterCard. It provides 24 hours of ATM's access to the customers since 1970s and its Citicard holders can also be used ATM's to withdraw cash and make deposits. The online banking service was started in 1991 through its official website for the banking customers to access many services from anywhere.