cost of overnight letter usps

cost of overnight letter usps is determined by several factors, including the weight, size, and destination of the letter. USPS offers Priority Mail Express for overnight letter delivery, which guarantees fast delivery to most locations by 10:30 AM the next day. The cost of this service typically starts at a base rate and increases depending on the weight and size of the envelope. For businesses and individuals who need to send urgent documents, USPS Priority Mail Express offers a reliable solution. The added benefits include tracking and insurance options to ensure the safe and prompt delivery of valuable correspondence.