The Where's My Refund site may not be available currently, they may be updating the system. Alternatively, you can call to check on your refund status. The toll-free phone number to check your Federal refund status is 1-800-829-1954. Automatic service is available every day of the week, 24 hours per day, and you can check on your refund in either English or Spanish. Or you can call 1-800-829-4477 to reach the IRS TeleTax System and check the status of your tax refund.