From the USPS (United States Postal Service) Website, the following are the dates they suggest having packages mailed by to be delivered by Christmas Day, December 25, 2013:
Standard Post - mail by Dec. 14
First Class Mail - mail by Dec. 20
Priority Mail - mail by Dec. 21
Priority Express - mail by Dec. 23
These dates are for Domestic Mail only.
We offer all these shipping services and more.
We are also shipping 6 days a week - twice a day on Mon - Fri - to make sure your packages get delivered as soon as possible.