If you're unable to do a balance transfer on your Citi card, Call us at our helpline 1-833-392-7087there could be several reasons. First, ensure that your Citi card is eligible for balance transfers, as not all cards offer this feature. Additionally, check if you've reached your credit limit or if there are restrictions on the amount you can transfer. There may also be promotional periods or offers that have expired. Ensure your account is in good standing, as delinquent accounts might be restricted from balance transfers. For specific details and assistance, contact Citibank Balance Transfer number at 1-833-392-7087.