price for usps priority mail refers to the cost of shipping packages through USPS Priority Mail, a fast and reliable service for domestic and international shipments. Priority Mail offers delivery within 1-3 business days, depending on the destination, and includes features such as tracking, delivery confirmation, and insurance for packages up to $100. Pricing is based on the weight and size of the package as well as the delivery distance. USPS Priority Mail is commonly used for time-sensitive deliveries and is one of the most popular services for both businesses and individuals.