Classes of Mail



Priority Mail Express

Priority Mail

First Class Mail

Marketing Mail

Retail Ground

Media Mail

Priority Mail Express (previously Express Mail) includes letters, documents and merchandise that require a quick delivery. Express mail is the only overnight service delivered 365 days a year. Delivery should be by noon or 3:00p.m. the next day. Some destinations are a guaranteed 2 day delivery. Price includes proof of delivery signature record (if requested at time of purchase), and tracking information with USPS Tracking and up to $100 in insurance coverage.

Priority Mail This service offers fast delivery in 1, 2, or 3 business days based on where your package started and where it’s being sent. Limited insurance coverage against loss or damage, and USPS Tracking included at no additional charge. 
First Class Mail includes all matter wholly or partly in writing or typewriting, all actual and personal correspondence, all bills and statements of account, and all matter sealed or otherwise closed against inspection.Services available for First Class Mail include: certified, registered, restricted delivery and insurance. These additional services can be requested by noting the service on a meter slip and attaching it to the appropriate piece of mail. First Class Mail is generally delivered overnight to locally designated cities and within 2 days to locally designated states. Delivery by the third day can be expected for the remaining outlying areas.
Marketing Mail is used primarily by retailers, catalogers, and other advertisers to promote their products and services. Churches and other charitable organizations may take advantage of attractive non-profit rates for their mailings. The minimum volume needed to take advantage of either the regular Standard Mail A rate or the non-profit rates is 200 pieces per mailing. The pieces must weigh less than 16 ounces.
Retail Ground​ (previously Parcel Post) is used for packages weighing 1 pound or more. Insurance can be purchased to cover the value of the articles mailed. Packages mailed within the continent of the United States may weigh up to 70 pounds and measure up to 130 inches in length and girth combined.
Media Mail is a cost efficient way to mail books, sound recordings, recorded video tapes, printed music and recorded computer readable media (CD's DVD's and diskettes). Media mail cannot contain any advertising except incidental announcements of books. The maximum weight is 70 pounds. Additional services can be added.