overnight service usps

overnight service usps is one of the fastest shipping options offered by the United States Postal Service. Known as USPS Priority Mail Express, this service guarantees overnight delivery for domestic shipments, typically by 10:30 a.m. the next day. It includes tracking, insurance up to $100, and a money-back guarantee in case of delay. This is an ideal choice for urgent deliveries, such as legal documents, gifts, or time-sensitive products. USPS also offers a flat-rate option for small items, making overnight service accessible for various types of shipments.