TOOLS & RESOURCES
Shipping and mailing requirements can vary for a wide variety of reasons. Before committing to a single approach, use the below links to help you with your research or contact us for some innovative solutions.
INTERNATIONAL
Maximum dimensions and thicknesses for postcards, letters, large envelopes, and packages.
CANADA
Includes web links to local trade fair or show authorities and local newspapers, trade publications, radio/TV/cable information.
DOMESTIC
If you have any questions about whether or not the contents of your shipment can be shipped by USPS®, consult the lists of prohibited and restricted items.
Did you know the shape of your mail determines the price you will pay?
Choosing a Service for Mailing: Shape + Speed + Cost = Service
Current price lists for all mailing categories.
Application to Mail at Nonprofit USPS Marketing Mail Prices
GENERAL
Use these guides for measuring packages.