Shape + Speed + Cost = Service
Several mailing services are available to fit your needs.
Letters, large or thick envelopes, tubes, and packages containing
mailable items can be sent using Express Mail. This money-back
guaranteed service includes tracking and insurance up to $100.
Additional insurance up to $5,000 may be purchased for merchandise.
Sunday and holiday delivery is available to many destinations for an
additional fee. Express Mail envelopes and boxes are available at
the Post Office and can be ordered free of charge online at www.usps.com/shop.
Large or thick envelopes, tubes, and packages containing mailable
items can be sent using Priority Mail. This service is typically
used to send documents, gifts, and merchandise. Priority Mail
envelopes and boxes are available at many Post Offices and can be
ordered online at www.usps.com/shop.
Postcards, letters, large envelopes, and small packages can be sent
using First-Class Mail. This service is typically used for personal and
business correspondence and bills.
Small and large packages, thick envelopes, and tubes containing gifts and merchandise can be sent domestically using Parcel Post.
Small and large packages and thick envelopes can be sent domestically using Media Mail. Contents are limited to books, manuscripts, sound recordings, and certain other educational materials. Informally called “Book Rate”, Media Mail cannot contain advertising, except eligible books may contain incidental announcements of books.
Speed depends on distance. Mail takes longer to travel across the country than to travel across town.
Flat Rate packaging is available in many convenient sizes for Express Mail and Priority Mail, and can be used for domestic and international mailings. Flat Rate shipping lets you send your items for a low Flat Rate.
See the Flat Rate Quick Reference section for additional details and international weight restrictions and options.
Calculate Postage for the shape, weight, and destination of your mail at pe.usps.com.