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Library Mail


For your business

Library Mail is a service for mailing items on loan from or mailed between academic institutions, public libraries, museums, and other qualified organizations in 2 to 8 days. Content is limited to books, sound recordings, academic theses, and certain other items. Advertising restrictions apply. Each piece must show in the address or return address the name of a school or nonprofit organization.

You can add the following options to Library Mail to…

Get tracking information.

USPS Tracking™ to see tracking updates, including date and time of delivery or attempted delivery.

Signature Confirmation™ to get added security by requiring a signature. Must meet additional requirements.

Get proof of mailing.

Certificate of Mailing as a way of proving the date you sent it. This can only be used for Priority Mail Flat Rate® Envelopes and Small Boxes.

Get proof of delivery.

Return Receipt for Merchandise with proof that you mailed the contents to your customer and proof of delivery sent by email or mailing receipt and postcard.

Get only authorized recipients to sign for the delivery.

Restricted Delivery to specify who is allowed to sign for the delivery.
See Postal Explorer® for more information ›

Get your customers to pay for merchandise.

Collect on Delivery (COD) Recipient pays for merchandise and shipping when they receive the package.

Send contents needing extra care.

Special Handling to get preferential handling.

Learn more about Extra Services for business mailings ›

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