Postal Service gears up for busiest shipping day of the year on Monday

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DENVER — The U.S. Postal Service is gearing up for the busiest shipping day of the year on Monday.

Denver-area post offices will handle up to 15 million parcels during the holiday season, up 20 percent from last year and double the amount from 2012, the Postal Service said.

On Monday, 2.5 million pieces of mail will be delivered in the Denver metro area, including more than 200,000 packages.

The Postal Service said as many as 12 million customers will visit post offices nationwide on Monday.

To ensure mail and packages arrive by Christmas, the Postal Service has set send-by dates.

First class mail: Tuesday

Priority Mail: Wednesday

Destination Delivery Unit (DDU) Drop Ship: Thursday

Priority Mail Express: Friday

For UPS, its send-by dates are:

UPS 3-Day Select: Monday

UPS Second Day Air: Wednesday (Or Thursday for the Saturday delivery option for delivery)

UPS Next Day Air: Thursday (Or Friday for the Saturday delivery option for delivery)

For FedEx, its send-by dates are:

FedEx Express Saver: Tuesday

2-Day and 2-Day a.m. shipments: Wednesday

Standard Overnight, Priority Overnight, First Overnight shipments: Thursday

FedEx SameDay (Standard): Friday

FedEx SameDay (Priority): Sunday