What if I received a notice of delinquency for my escrowed taxes? What do I do? A What if I received a notice of delinquency for my escrowed taxes? What do I do? Please contact Customer Care toll-free at 1-844-323-3780 8AM to 6PM CT Monday through Friday or you can send it to P.O. Box 9214, Coppell, TX 75019.