Some USPS services soon will increase by as much as 9.2%. Here's what and when customers will see a change at the post office ...

USPS is increasing rates in parcel delivery services, effective this week. Here's what to know about the cost to ship your packages.

The boxes are provided by USPS for free, and if your shipment is going to Zones 1-4, you'll find that this option is usually less expensive than Flat Rate Boxes. Priority Mail Medium Flat Rate Box ...

Small gifts, such as socks, T-shirts and jewelry, may be best sent using the USPS Priority Mail Small Flat Rate Box for $11.00. This box is approximately 8 inches long by 5 inches wide by 1 inch ...

The one-day delivery option is designed for businesses with minimum daily shipping volumes that can meet defined cutoff ...