- Post Office - St. Helena CAThe historic post office in St. Helena, California was constructed with Treasury Department funds in 1940. The building, which houses the mural "Grape Pickers," painted by Lew Keller in 1942 for the Treasury Section of Fine Arts, is still in use today.
- Post Office - St. James MNThe historic post office in St. James, Minnesota was built in 1937-8 with Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - St. Johns MIThe historic post office in St. Johns, Michigan was constructed in 1935 with Treasury Department funds. The building is still in service.
- Post Office - St. Johnsville NYThe historic post office building in St. Johnsville, New York "was built in 1936, and is one of a number of post offices in New York State designed by the Office of the Supervising Architect of the Treasury Department under Louis A. Simon. It is a one story, symmetrical brick building on a stone watertable in the Colonial Revival style. It features a copper clad gable roof with a square, flat topped cupola with a weathervane. The interior features a 1940 mural by Jirayr H. Zorthian (1911-2004) titled "Early St. Johnsville Pioneers." Listed on the National Register of Historic Places in...
- Post Office - St. Joseph MIThe historic post office in St. Joseph, Michigan was constructed in 1937 with Treasury Department funds. The building is still in service.
- Post Office - St. Joseph MOConstructed by the Treasury Department in 1938.
- Post Office - St. Marys WVThe historic post office in St. Marys, West Virginia was built with Treasury Department funds and completed in 1938. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Starke FLThe historic Starke, Florida post office was constructed in 1940-1 with Treasury Department funds. The building, which housed an example of New Deal artwork, is still in service.
- Post Office - Staunton ILThe post office in Staunton was completed in 1938 with funds provided by the Treasury Department. It is also the site of Ralf Henricksen's mural, "Going to Work," completed in 1941 with funds provided by the Treasury Section of Fine Arts and viewable in the lobby.
- Post Office - Ste. Genevieve MOThe historic Ste. Genevieve post office was constructed with Treasury Department funds in 1939. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Stilwell OKThe historic and stately New Deal post office in Stilwell, Oklahoma was constructed in 1940. The building houses an example of New Deal artwork and is still in service.
- Post Office - Stoneham MAThe Stoneham, Massachusetts branch post office was constructed with federal funds. The building, which opened for business in 1940, is still in use today.
- Post Office - Stonington CTThe historic Stonington post office was constructed in 1940-1 under the Federal Works Agency with Treasury Department funds. The building is still in service.
- Post Office - Stoughton WIThe historic Stoughton, Wisconsin post office was constructed in 1938 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Strasburg VAThe historic Strasburg, Virginia was constructed in 1936 with Treasury Department funds. The building, which houses New Deal artwork, is still in service.
- Post Office - Struthers OHThe historic post office in Struthers, Ohio was constructed with federal Treasury Department funds in 1937-8. The building, which houses an example of new Deal artwork, is still in service.
- Post Office - Stuart VAThe historic post office in Stuart, Virginia was constructed in 1941 with Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Sturgeon Bay WIConstructed by the Treasury Department in 1937.
- Post Office - Suffern NYThe Suffern post office was constructed in 1935 with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service. "It was built during the New Deal and reflects that era's architectural styles, combining elements of the Colonial Revival style preferred by the Treasury Department for new post offices in the early 20th century with the Streamline Moderne style predominating in the late 1930s... The land was purchased for $20,000 in 1935. The next year, the post office was built for $90,000. Treasury Supervising Architect Louis Simon used an austere Colonial Revival design, demonstrated by...
- Post Office - Sullivan MOThe post office in Sullivan was constructed by the Treasury Department in 1940.
- Post Office - Sulphur OKThe historic post office in Sulphur, Oklahoma was constructed with federal Treasury Department funds. The building, which houses New Deal artwork inside, was completed in 1937 and is still in use today.
- Post Office - Summerville GAThe post office in Summerville was constructed in 1937-8 with funds provided by the Treasury Department. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Summit NJThe historic post office in Summit, New Jersey was constructed in 1937 with federal Treasury Department funds. The building had housed an example of New Deal artwork, since destroyed.
- Post Office - Sunnyside WAThe historic post office in Sunnyside, Washington was constructed with federal Treasury Department funds. The building, which was constructed ca. 1937, is still in use today.
- Post Office - Superior NEThe post office in Superior, Nebraska was constructed with federal funds. The building, which opened in 1935, is still in use today.
- Post Office - Susanville CAThe post office in Susanville, California was constructed in 1937 with federal Treasury Department funds. The building, which houses a New Deal mural by Helen Forbes, is still in service. The facade of the building has been totally modified, however, by the addition of a front porch in the 1960s. There are photos of the building's construction, original facade and reconstruction in cases inside the building (alas, the photographs of those photos, below, show reflection from the glass in the cases).
- Post Office - Swarthmore PAThe historic post office in Swarthmore, Pennsylvania was constructed in 1934-5 with federal Treasury Department funds by way of the Public Works Administration (PWA). The building, which cost $36,000, was dedicated on November 9, 1935 at 2 p.m. The post office houses an example of New Deal artwork and is still service.
- Post Office - Sweetwater TNThe Sweetwater post office was constructed by the Treasury Department in 1940.
- Post Office - Sylvania GAThe historic post office in Sylvania, Georgia was constructed in 1939 with Treasury Department funds. The building, which housed an example of New Deal artwork (since relocated), is still in service.
- Post Office - Tazewell VAThe historic post office in Tazewell, Virginia was constructed in 1937 with federal Treasury Department funds. The building, which houses New Deal artwork inside, is still in use today.
- Post Office - Teague TXThe historic post office in Teague, Texas was constructed with federal Treasury Department funds. The building, which was constructed in 1936, is still in use today.
- Post Office - Tecumseh NEThe historic post office in Tecumseh, Nebraska was constructed in 1937-8 with federal funds. The stately facility is still in operation.
- Post Office - Thief River Falls MNThe historic post office in Thief River Falls, Minnesota was built in 1935-6 with Treasury Department funds. Its cornerstone was laid Aug. 10, 1935. The stately building was designed by A. F. and Ray R. Gauger, architects, and is still in service.
- Post Office - Thomaston CTThe historic post office building in Thomaston, Connecticut was constructed with federal Treasury Department funds and opened in 1938. The building, which houses a New Deal mural in its lobby, is still in active use.
- Post Office - Ticonderoga NYThe historic post office in Ticonderoga, New York "was designed and built in 1936-1937, and is one of a number of post offices in New York State designed by the Office of the Supervising Architect of the Treasury Department under Louis A. Simon. The building is in the Colonial Revival style and is a symmetrically massed, one story brick building with a stone watertable. The slate covered gable roof is topped by a square, flat-topped cupola with Doric order pilasters."
- Post Office - Tipton IAThe historic post office in Tipton, Iowa was built in 1937-8 with Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Tipton INThe historic Tipton, Indiana post office was constructed during the mid-1930s with federal Treasury Department funds. The building, which houses an example of New Deal artwork, is still in service.
- Post Office - Tonawanda NYThe historic post office building in Tonawanda, New York was constructed between 1939 and 1940, and "is one of a number of post offices in New York State designed by the Office of the Supervising Architect of the Treasury Department under Louis A. Simon. The building is in the Colonial Revival style and features a central pavilion crowned by a cupola and flanked by end pavilions with gable roofs. The interior once featured a mural by Symeon Shimin, but it was removed and has disappeared. An addition to the north was added in 1964."
- Post Office - Tonopah NVThe historic post office building in Tonopah, Nevada was constructed with federal Treasury Department funds in 1940-41. The building is still in use today and the interior appears largely unchanged over time.
- Post Office - Tooele UTThe historic post office in Tooele, Utah was constructed with Treasury Department funds in 1933-4. The building is still in service.