There are 709 United States Postal Service post boxes and offices available to the public in Washington, DC. You can use any one of these locations to mail your letter or package via USPS. For additional collection boxes in neighboring communities, see the list of post boxes in District of Columbia. Do you need postage? See where to buy postage in Washington, DC.
Avoid trips to the Post Office. Print USPS postage online with Stamps.com