Contact the USPS Customer Care Center
Call: 1-800-ASK-USPS® (1-800-275-8777)
TDD/TTY Relay: Call 1-800-877-8339. Ask for 1-800-275-8777
Hours of Operation
Monday – Friday: 8 AM – 8:30 PM ET
Saturday: 8 AM – 6 PM ET
Contact USPS Technical Support
Call: 1-800-344-7779
Hours of Operation
Monday – Friday: 8 AM – 8:30 PM ET
Saturday: 8 AM – 6 PM ET
Contact USPS Tracking
Call: 1-800-222-1811
Hours of Operation
Monday – Friday: 8 AM – 8:30 PM ET
Saturday: 8 AM – 6 PM ET
Stamps & Postal Store Orders
Call: 1-800-782-6724
Hours of Operation
Monday – Friday: 8 AM – 8 PM ET
Saturday: 8 AM – 6 PM ET
Ordering Shipping Supplies
Call: 1-800-610-8734
Hours of Operation
Monday – Friday: 7 AM – 11 PM ET
Saturday: 7 AM – 6 PM ET