First-Class Mail and Priority Mail need to be shipped by Dec. 18 and 19 respectively, and Priority Mail Express need to be shipped by Dec. 20, officials said. Click here to see a full list of the ...

The cost to ship a package, however, increased 3.2 percent this week for Priority Mail and Priority Mail Express service; 3.9 percent for USPS Ground Advantage; and 9.2 percent for Parcel Select.

The cost to ship a package, however, increased 3.2 percent this week for Priority Mail and Priority Mail Express service; 3.9 percent for USPS Ground Advantage; and 9.2 percent for Parcel Select.