DULUTH, MN -- Time is ticking for anyone hoping their holiday mail will be delivered before December 25.
According to the United States Postal Service, December 14 is the final day for USPS Retail Ground mail to reach destinations in the contiguous U.S. before Christmas.
Meanwhile, the first-class mail delivery deadline is December 20, with priority mail's deadline listed as December 21.
Priority mail express needs to be mailed by December 23.
Click here for shipping dates for Alaska and Hawaii, as well as for military and international mail.