Dillard’s makes it easy for customers to reach out when they’re shopping online. Depending on your questions, you may be able to access help 24 hours each day of the week. The best place to begin your search for answers is the FAQ page. There, Dillard’s has already explained the answers to common issues. You can also use the customer service contact us page. Fill out a form that sends your questions and information to a representative. You can call 1-800-345-5273 between the hours of 7 AM and 12 AM (CST).