You know these feelings. Obsessively refreshing tracking numbers refresh as deadlines loom, hoping bad weather doesn't threaten delays, hoping each package beats the clock to arrive wrapped in time for Christmas morning joy.

(Thinkstock; Canva)

But there is still time to get your Christmas packages where they need to go. Just don't wait much longer. Here are this year's 12/25 shipping deadlines for The Big 3: FedEx, UPS, and USPS.

FedEx

(Shannon Stapleton for REUTERS)

Ground Economy by Mon. 12/15

Ground/Home Delivery: 

• 5-day by Wed. 12/17
• 4-day by Thurs. 12/18
• 3-day by Fri. 12/19
• 2-day/2-day AM by Mon. 12/22
• 1-day by Tues. 12/23
• Same day by Wed. 12/24

Overnight (First/Priority) Standard by Tues. 12/23

Express Saver by Sat. 12/20

PRO TIP: Always check FedEx.com for specific origin/destination details, as exact Ground/Home delivery dates can vary by transit time and location.

UPS

(Andrew Kelly for REUTERS)

3-day Select by Fri. 12/19

2-day Air by Mon. 12/22

Domestic/Next Day Air by Tues. 12/23

PRO TIP: Always use the UPS.com/ctc tool by entering your specific origin and destination zip codes for the most accurate Ground shipping estimates to guarantee Xmas delivery.

USPS

(Mike Blake for REUTERS)

1st Class/Ground Advantage by Wed. 12/17

Priority by Thurs. 12/18

Priority Express by Sat. 12/20