What are your USPS Postage options and when can I use them?

We have several USPS postage options to choose from.

USPS First Class Mail

For standard-sized, single-piece envelopes weighing up to 3.5 oz and large envelopes and small packages weighing up to 13 oz. Delivery in 3 business days or less. 

  1. Tracked - This service includes a package type we refer to as a "Thick Envelope", or package larger than postcards and letter. Maximum weight for First-Class Mail letters is 3.5 oz. USPS Insurance can be added upon generating the label.
  2. Non-tracked - First-Class Mail postcards, letters, and flats are not eligible for USPS Tracking. Maximum weight is 13 oz.

USPS Priority Mail

Shipping in 1–3 Business Days. Includes USPS Tracking and up to $50 of insurance with most shipments. Additional USPS Insurance can be added upon generating the label. 

USPS Priority Mail Express

Fastest mail service offered by USPS: overnight to 2 days. Includes USPS Tracking and up to $100 of insurance with most shipments. Price includes proof of delivery signature record (if requested at time of purchase).

USPS Library Mail

For sending books, and other academic materials. Cannot contain advertising or other non-media materials. Delivery in 2-10 business days, tracking included. USPS Insurance and Signature Confirmation can be added upon generating the label. 

What can be shipped:

  • Printed music, whether in bound or sheet form.
  • Bound volumes of academic theses, whether in typewritten or duplicated form.
  • Periodicals, whether bound or unbound.
  • Sound recordings.
  • Other library materials in printed or photographic form or in the form of unpublished manuscripts.


USPS Media Mail

For media and educational materials up to 50 lbs. Delivery in 2-10 business days, tracking included. USPS Insurance and Signature Confirmation can be added upon generating the label. 

Here's what you can send:

  • Books (at least 8 pages)
  • 16-millimeter or narrower width films
  • Printed music and test materials
  • Video and sound recordings
  • Playscripts and manuscripts
  • Printed educational reference charts
  • Medical loose-leaf pages and binders
  • Computer-readable media

USPS Parcel Select Ground

Good for packages too large for Priority Mail Express and Priority Mail delivery. Shipping in 2–8 Business Days, tracking included. We can ship up to 50 lbs, and a dimension of 70 inches total (L+W+H). 

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