We list here the ways to contact US Postal Service. US Postal Service customer service is available on various channels and platforms.
Contact US Postal Service customer service by mail: 475 L’Enfant Plaza SW, Washington, DC 20590, USA.
Important information, contact forms and other customer support options on the US Postal Service website: Visit site.
US Postal Service official Facebook page: Visit.
– The company does not provide customer service by email.
Customer service on the official Twitter account of US Postal Service: click here.
US Postal Service customer service contact number: 1-800-275-8777.
Phone support hours: Monday-Friday: 8:00AM-8:30PM ET. Saturday: 8:00AM-6:00PM ET.