Mark your calendars for the U.S. to U.S. last days to ship! USPS USPS Retail Ground Service - Dec. 17 First-Class Mail Service - Dec. 17 Priority Mail Service - Dec. 19 Visit USPS.com for the full list of shipping deadlines. UPS UPS Ground shipping Check ups.com/ctc for details (target should be Dec. 14-16) UPS … Continue reading Ship-by Cutoff Dates To Arrive by December 25th