How do I contact a shipping carrier? You may need to contact the shipping carrier about the package to see why they are holding it. Please use the contact information below: UPS: 1-800-PICK-UPS AIT Worldwide: (866) 248-4240 Updated on November 29, 2021 Related Articles Can I get a signature requirement for my package? What is my order’s Estimated Arrival Date? Shipping Regulations Cannot Ship to Address Shipping Policy Why were the items in my order shipped individually?