- Post Office - Rusk TXThe historic post office in Rusk, Texas was constructed with federal Treasury Department funds. The building, which was constructed in 1938, houses New Deal artwork inside and is still in use today.
- Post Office - Russell KSConstructed by the Treasury Department in 1939, the Russell post office is also the site of Martyl Schweig's 1940 mural, "Wheat Workers," painted for the Treasury Section of Fine Arts.
- Post Office - Russellville ALThe historic post office in Russellville, Alabama was constructed in 1940 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service today.
- Post Office - Rutherford NJThe main post office in Rutherford, New Jersey was constructed with federal funds. The building, which opened for business in 1936, is still in use today.
- Post Office - Rye NYThe historic post office building in Rye, New York "was built in 1935 and designed by the Office of the Supervising Architect under the direction of Louis A. Simon. It is a one story symmetrical flat roofed building in the Colonial Revival style. The front facade features a central, recessed entrance with broad limestone surround and shallow decorated cornice."
- Post Office - Sabetha KSThe stately historic post office in Sabetha, Kansas was constructed with Treasury Department funds in 1936. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Safford AZ"The Safford Post Office and Federal Building was designed in the severely simple and unadorned International style. The building was funded by the Public Works Administration and constructed in 1941." (content.library.arizona.edu)
- Post Office - Saint Anthony IDThe historic post office in Saint Anthony, Idaho was constructed with federal Treasury Department funds. The building, which houses an example of New Deal artwork, was constructed in 1937 and is still in use today.
- Post Office - Saint Marys PAThe historic post office in Saint Marys, Pennsylvania was constructed with federal Treasury Department funds ca. 1941. The building is still in service.
- Post Office - Salem WVErected in 1940.
- Post Office - San Fernando CAThis Mission-revival style post office was built in 1934 and boasts a traditional New Deal cornerstone.
- Post Office - San Mateo CAAlso known as the Saint Matthew's Station post office, this building was constructed with federal Treasury Department funds in 1936. "There are brass mail boxes in the lobby, and iron bars on the postal agents' windows. The walls are highlighted by three hand painted murals, drawn by the hand of depression-era artist Tom Laman. The murals depict early ranchero life in San Mateo. A wood carving by Zygmund Szaevich, entitled 'Indian Maiden', greets customers from above the front entrance. "Its beige and tan, Mission Revival exterior includes the traditional tile roof, heavy wooden doors, arched windows frames, columned doors and transoms, and...
- Post Office - Sandusky MIThe historic post office in Sandusky, Michigan was constructed in 1940 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Santa Paula CAThe historic New Deal post office in Santa Paula, California was constructed with Treasury Department funds. It was built to the same specifications as the post office in Huntington Beach, which was built the same year. Construction of the building is sometimes mis-attributed to the WPA.
- Post Office - Saugus MACompleted by the Treasury in 1939.
- Post Office - Sauk Center MNThe post office in Sauk Center was completed in 1941 with funds provided by the Treasury Department. It is also the site of Richard Jansen's 1942 mural, "Threshing Wheat," completed with funds provided by the Treasury Section of Fine Arts and viewable in the lobby.
- Post Office - Savannah MOIn 1939, the Treasury Department funded the construction of this typical colonial style post office with a central cupola, a red brick façade, with stone accents. There is no mural in this post office.
- Post Office - Sayre OKThe historic post office in Sayre, Oklahoma was constructed with federal Treasury Department funds. The building, which houses New Deal artwork inside, was completed in 1939 and is still in use today.
- Post Office - Scarsdale NYThe main post office in Scarsdale, New York is "a historic post office building ... built in 1937 and designed by consulting architects Schultze and Weaver for the Office of the Supervising Architect. It is a symmetrically massed red brick building containing limestone trim in the Classical Revival style. It is composed of a two story central section with flanking one story wings. The front facade features a three bay recessed limestone portico supported by a pair of tall slender Doric order columns. The lobby features two murals by Gordon Samstag titled "Law and Order in Old Scarsdale" and "Caleb...
- Post Office - Schofield Barracks HIThe historic post office at Hawaii's Schofield Barracks. The distinctive building, which was completed in 1940, houses an example of New Deal artwork and is still in use today.
- Post Office - Schuyler NEThe Streamline Moderne building was constructed in 1938, and is listed in the National Register of Historic Places.
- Post Office - Schuylkill Haven PAThe historic New Deal post office building in Schuylkill Haven, Pennsylvania was constructed with Treasury Department funds in 1935. The building is still in use today.
- Post Office - Scotia NYThe historic (and current) Scotia, New York branch post office was constructed during the Great Depression with federal Treasury Department funds. "In 1935, as a relief measure during the Depression, Congress authorized construction of the current building, replacing an old house and garage at the site. Louis A. Simon, then Supervising Architect at the Treasury Department, handled the design, as he did for many of the other post offices built in New York during the 1930s. His design for Scotia's was almost identical to one used for four other post offices in small communities around the state: Akron, Horseheads, Middleburgh and Oxford....
- Post Office - Scottdale PAThe historic post office in Scottdale, Pennsylvania was constructed in 1934 with federal Treasury Department funds. The building, which houses examples of New Deal artwork, is still in service.
- Post Office - Scottsboro ALThe historic post office in Scottsboro, Alabama was constructed in 1938 with federal Treasury Department funds. The building, which houses New Deal artwork inside, is still in use today.
- Post Office - Sebastopol CAThe historic post office in Sebastopol, California was completed in 1936 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in use today.
- Post Office - Sebring OHThe historic post office in Sebring, Ohio was constructed in 1935 with federal Treasury Department funds. The building is still in service.
- Post Office - Sedro-Woolley WAConstructed by the US Treasury in 1939.
- Post Office - Selbyville DEThe historic post office in Selbyville, Delaware was constructed ca. 1940 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Selinsgrove PAThe historic post office building in Selinsgrove, Pennsylvania was constructed with federal Treasury Department funds and opened in . The building, which houses a New Deal mural in its lobby, is still in use today.
- Post Office - Sellersville PAThe historic post office building in Sellersville, Pennsylvania was constructed with federal Treasury Department funds and opened in . The building, which houses a New Deal mural in its lobby, is still in use today.
- Post Office - Selma CAThe Selma, California post office was constructed with federal funds. The building was completed in 1937 and is still in use today.
- Post Office - Seminole OKThe post office in Seminole was completed in 1937 with funds provided by the Treasury Department. Bertram E. Giesecke was the architect, supervised by Louis A. Simon. Neal A. Melick was the supervising engineer. It is also the site of Acee Blue Eagle's 1939 mural, "Seminole Indian Village Scene," completed with funds provided by the Treasury Section of Fine Arts and viewable in the lobby.
- Post Office - Seneca KSBuilt in 1938.
- Post Office - Seward NEThe historic post office in Seward, Nebraska was constructed with federal funds. The building, which opened in 1936, is still in use today.
- Post Office - Seymour TXThis New Deal post office was constructed in 1940.
- Post Office - Shamrock TXConstructed by the Treasury Department in 1935.
- Post Office - Shawano WIConstructed by the Treasury Department in 1937.
- Post Office - Sheboygan WIThe Sheboygan Post Office was constructed with the help of New Deal funds circa 1934.
- Post Office - Shelbyville ILThe historic post office in Shelbyville, Illinois was constructed in 1940 with federal Treasury Department funds. The building is still in use today.