USPS Certified Mail Tracking

USPS Certified Mail Receipt Tracking allowing you to track your Courier, Postal Services, Shipment status online in real-time. Locate your package during transit using your unique Receipt number.

USPS Certified Mail Customer Support

Phone number: (1-800-275-8777
Head Office Address: United States Postal Service, 475 L'Enfant Plaza SW, Washington, D.C. 20260-0004

Top Couriers to Track: