is the last day the USPS recommends you use standard shipping if you want delivery on time;
is the last day for First Class mail;
for Priority Mail, and
for Priority Mail Express.
is the last day to ship UPS 3 Day Select — if you want packages to be delivered before Christmas Day;
is the last day for 2 Day Air, and
is the deadline for overnight packages to arrive on the 23rd.
is the last day to ship FedEx Ground if you want delivery by Christmas Day:
is the deadline for Express Saver, and
is the deadline for 2 Day Air.
is the last day to send overnight packages for arrival on the 22nd (additional fee for Saturday delivery on the 23rd.)
Always contact your shipper for actual delivery dates and times. The dates above are to be used only as a guide.