This was posted on the PS Forums.
http://postcalc.usps.gov/
Go to that link...
input: Large Envelope
Zip code: 92121 (SD) and then your own
Weight: 0 pounds 13 ounces (i think)
next....
First calss shipping
And on the next screen: "none of these"
It should say how many days it takes to get to ur house.. for me it says 2 days, so thats today!!! WOOHOO