TULSA, Oklahoma - Just over a week until Christmas Day and many have yet to head to the Post Office to mail out presents or cards.

If that sounds like you, the US Postal Service reminds mailers about some important deadlines to make sure your packages and cards make it on time.

First Class mail, like greeting cards, packages and Priority Mail need to be shipped by Thursday, December 20th.

Last minute gifts will have to go Priority Mail Express and those need to be shipped by Saturday, December 22nd.