U.S. Post Office and Courthouse, or variations such as Federal Courthouse and Post Office or prefixed by Old, may refer to:
U.S. Courthouse and Post Office (Huntsville, Alabama), listed on the National Register of Historic Places (NRHP) Frank M. Johnson Jr. Federal Building and United States Courthouse, Montgomery, Alabama, NRHP-listed and also known as United States Post Office and Courthouse Sitka U.S. Post Office and Court House, in Sitka, Alaska, NRHP-listed in the Alaska panhandle Cordova Post Office and Courthouse, in Cordova, Alaska, NRHP-listed United States Post Office and Courthouse–Globe Main, Globe, Arizona, NRHP-listed, in Gila County U.S. Post Office and Courthouse–Prescott Main, Prescott, Arizona, NRHP-listed, in Yavapai County James A. Walsh United States Courthouse, Tucson, Arizona, NRHP-listed as U.S. Post Office and Courthouse, in Pima County Fort Smith U.S. Post Office and Courthouse, Fort Smith, Arkansas, NRHP-listed Little Rock U.S. Post Office and Courthouse, Little Rock, Arkansas, NRHP-listed Texarkana United States Post Office and Courthouse, Texarkana, Arkansas, NRHP-listed U.S. Post Office and Courthouse (Eureka, California), NRHP-listed U.S. Post Office, Courthouse and Federal Building (Sacramento, California), NRHP-listed U.S. Post Office and Courthouse (San Francisco, California), NRHP-listed U.S. Post Office and Courthouse (Miami, Florida), NRHP-listed Old U.S. Post Office and Courthouse (Miami, Florida), NRHP-listed U.S. Post Office and Courthouse (Albany, Georgia), NRHP-listed Elbert P. Tuttle U.S. Court of Appeals Building, Atlanta, Georgia, also known as U.S. Post Office and Courthouse, NRHP-listed United States Post Office and Courthouse (Augusta, Georgia), NRHP-listed U.S. Post Office and Courthouse (Columbus, Georgia), NRHP-listed U.S. Post Office and Courthouse (Rome, Georgia), NRHP-listed U.S. Post Office and Courthouse (Waycross, Georgia), NRHP-listed Moscow Post Office and Courthouse, in Moscow, Idaho, NRHP-listed United States Post Office and Courthouse (East St. Louis, Illinois), NRHP-listed U.S. Post Office and Courthouse (Peoria, Illinois), NRHP-listed U.S. Post Office and Courthouse (Quincy, Illinois), NRHP-listed U.S. Post Office and Courthouse (Fort Wayne, Indiana), NRHP-listed U.S. Courthouse and Post Office (Indianapolis, Indiana), NRHP-listed United States Post Office and Court House (Davenport, Iowa), NRHP-listed U.S. Post Office and Courthouse (Keokuk, Iowa), NRHP-listed United States Post Office and Courthouse (Sioux City, Iowa), NRHP-listed United States Post Office and Court House (Topeka, Kansas), NRHP-listed Old United States Courthouse and Post Office (Frankfort, Kentucky), NRHP-listed United States Post Office and Court House (Lexington, Kentucky), NRHP-listed U.S. Post Office and Courthouse–Alexandria, Alexandria, Louisiana, NRHP-listed U.S. Post Office and Courthouse–Baton Rouge, Baton Rouge, Louisiana, NRHP-listed U.S. Post Office and Courthouse (Shreveport, Louisiana), NRHP-listed United States Post Office and Courthouse (Baltimore, Maryland), NRHP-listed Harold D. Donohue Federal Building and United States Courthouse, listed on the NRHP in Worcester County, Massachusetts U.S. Post Office and Courthouse (Fergus Falls, Minnesota), NRHP-listed Federal Courthouse and Post Office (Mankato, Minnesota), NRHP-listed Federal Courthouse and Post Office (Moorhead, Minnesota), NRHP-listed U.S. Courthouse and Post Office (Aberdeen, Mississippi), NRHP-listed U.S. Post Office, Courthouse, and Customhouse (Biloxi, Mississippi), NRHP-listed United States Post Office and Courthouse (Meridian, Mississippi), NRHP-listed United States Courthouse and Post Office (Kansas City, Missouri), NRHP-listed U.S. Post Office and Courthouse–Billings, Billings, Montana, NRHP-listed U.S. Post Office and Courthouse–Glasgow Main, Glasgow, Montana, NRHP-listed U.S. Post Office and Courthouse–Great Falls, Great Falls, Montana, NRHP-listed U.S. Post Office and Courthouse–Havre Main, Havre, Montana, NRHP-listed Grand Island United States Post Office and Courthouse, in Grand Island, Nebraska, NRHP-listed United States Post Office and Courthouse (Norfolk, Nebraska), NRHP-listed United States Post Office and Courthouse (Camden, New Jersey) United States Courthouse and Post Office (Trenton, New Jersey) Las Vegas Post Office and Courthouse, Las Vegas, Nevada, NRHP-listed U.S. Post Office and Courthouse–Littleton Main, Littleton, New Hampshire, NRHP-listed U.S. Post Office and Courthouse (Binghamton, New York), listed on the NRHP in Broome County United States Post Office and Courthouse (Guilford, North Carolina), NRHP-listed United States Post Office and Courthouse (New Bern, North Carolina, 1935), a contributing property U.S.