does usps deliver overnight

does usps deliver overnight? Yes, USPS offers an overnight delivery service called Priority Mail Express. This is the fastest mail service available from USPS, guaranteeing delivery by 10:30 AM the next day for most areas. The service is available for both domestic and international shipments, although rates are higher compared to standard mail services. Priority Mail Express also includes features like tracking and $100 of insurance, making it a reliable option for urgent deliveries.