number usps tracking is essential for customers who need to track their packages through the USPS system. USPS provides tracking numbers for most services, including First-Class Mail, Priority Mail, and Express Mail, allowing customers to monitor their package’s journey from shipping to delivery. To track a USPS package, you simply enter the tracking number on the USPS website or use the USPS mobile app. Tracking allows customers to get real-time updates on their packages’ status, including whether they are in transit, out for delivery, or delayed. It is a valuable tool for both businesses and individuals shipping or receiving items.