Priority mail provides two to three-day service (but not guaranteed by USPS) between 64 major metropolitan cities.
- Priority Mail is First-Class Mail weighing more than 13 ounces and, at the mailerís option, any other mailable matter weighing 13 ounces or less. Priority Mail rates are based on zone and weight. The maximum weight is 70 pounds, except for APO and FPO mail subject to 703.2.0, Overseas Military Mail, and 703.4.0, Mail Sent by U.S. Armed Forces, and Department of State mail subject to 703.3.0.
- All Priority Mail receives expeditious handling and transportation. The USPS follows uniform guidelines for distributing and delivering mail but does not guarantee delivery within the specified time.
- The USPS provides free priority supplies, including cardboard and Tyvek envelopes, boxes, stickers and tape. The USPS will also pick up priority and express mail for a fee of $13.25 per pick-up, no matter how many packages. Use flat rate priority envelopes and boxes when possible. These free envelopes and boxes allow any weight of material for only $4.05 (envelopes)and $8.10 (box) and are available from Mail Services or your local Post Office.