cheapest way to mail a package usps

cheapest way to mail a package usps is typically through USPS First-Class Mail for small, lightweight packages under 13 ounces. For heavier items, USPS Priority Mail is often the next best option, and it includes benefits such as faster delivery and free tracking. USPS offers flat-rate shipping for packages that are heavier or difficult to measure for weight-based pricing. For bulk or large shipments, using USPS Retail Ground can also provide lower rates, although it takes longer for delivery. Shipping costs can also be reduced by purchasing postage online, where USPS often offers discounted rates.