It is possible that your last payment was not applied to your account before the billing statement was mailed. Statements are mailed 21 days prior to your due date each month. Please verify with your bank if the payment has cleared. If it has cleared, please contact Customer Service Department at (800) 456\\u002D6622<\\/a>, Monday through Friday, 7:00 a.m. to 7:00 p.m., Central Time.<\\/p>\