What is the cheapest way to send documents through USPS?

First-Class Mail® is an affordable mail service for standard-sized, single-piece envelopes weighing up to 3.5 oz and large envelopes and small packages weighing up to 13 oz. Prices start at $0.63 at a Post Office.

What is the best way to send important documents by USPS?

Registered Mail™ Registered Mail is the most secure method the Postal Service offers. Registered Mail is designed to provide added protection for Valuable Mail. Only matter prepaid with First-Class Mail rates may be Registered.

What is the safest way to send important documents by mail?

First-Class Mail offers delivery at a low cost and can be combined with Registered Mail, a service that provides the highest level of mail security during transit.

What is the most secure way to mail sensitive documents?

Registered Mail™ Registered Mail is the most secure method the Postal Service offers. Registered Mail is designed to provide added protection for Valuable Mail. Only matter prepaid with First-Class Mail rates may be Registered.

Is UPS or USPS cheaper to send documents?

UPS is often more expensive than USPS due to fees and surcharges, especially when it comes to shipping smaller packages. Generally, USPS offers much better rates when shipping smaller packages of less than two pounds.

What mail service is best for important documents?

Best Way to Mail Important Documents: Priority Mail. Priority Mail is a reliable and fast shipping option offered by the United States Postal Service (USPS). ... First-Class Mail. First-Class Mail is another option offered by USPS. ... Certified Mail. ... Overnight Delivery.