US Postal Service Customer Support

Customer Support details for US Postal Service. All the updated details and channels for contacting US Postal Service.

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About US Postal Service

The US postal service is the federal postal service of the US, operating over 30,000 post offices and locations in the U.S., and delivering 150 billion pieces of mail annually.

Select a contact method:

US Postal Service Customer Support – Call Center

US Postal Service customer support call center phone number: 1-800-275-8777.

US Postal Service call center operating hours: Monday-Friday: 8:00AM-8:30PM ET. Saturday: 8:00AM-6:00PM ET.

US Postal Service Customer Support – Website

US Postal Service customer support, knowledge center and self service at usps.com: click here.

US Postal Service Customer Support – Email

– No email support.

US Postal Service Customer Support – Chat

– No chat support.

US Postal Service Customer Support – Whatsapp

– No whatsapp support.

US Postal Service Customer Support – facebook

US Postal Service customer support facebook link: click here.

US Postal Service Customer Support – Twitter

US Postal Service customer support twitter link: click here.

US Postal Service Customer Support – Address

US Postal Service customer support address (or headquarters address): 475 L’Enfant Plaza SW, Washington, DC 20590, USA.