Commercial building

Riggio Building (St. Louis, Missouri)
Riggs National Bank (Washington, District of Columbia)
Riggs--Tompkins Building (Washington, District of Columbia)
Riley Everhart Farm and General Store (Davidson County, North Carolina)
Rindfleisch Building (Rock County, Wisconsin)
Rink's Womens Apparel Store (Marion County, Indiana)
Rio Pecos Truck Terminal (Guadalupe County, New Mexico)
Rising Sun Tavern (Fredericksburg, Virginia)
Ritchie Block (Bennington County, Vermont)
Ritger Wagonmaking and Blacksmith Shop, (Washington County, Wisconsin)
Commercial Building Coverted to Dwelling
Ritter Motor Company (Franklin County, Missouri)
River Inn (Otter Tail County, Minnesota)
Riverside (Hettinger County, North Dakota)
Riverside Concrete Company--Lamont's Market (Middlesex County, Massachusetts)
Riverside-Arlington Heights Fruit Exchange (Riverside County, California)
Road Island Diner (Summit County, Utah)
Fully restored diner of the Jerry O'Mahony Co. #1107
Roadrunner's Retreat Station and Cafe (San Bernardino County, California)
Roark Implement & Hardware Store (Oldham County, Texas)
Robbers Roost (Madison County, Montana)
Roberdel Mill No. 1 Company Store (Richmond County, North Carolina)
Robert Elliott's Wholesale Grocery (Marion County, Missouri)
Robert H. Smith Law Office (Meigs County, Tennessee)
Robert Schwartz and Company Building (Hamilton County, Tennessee)
Robert Smith Mortuary (Vanderburgh County, Indiana)
Robert Stuart House (Mackinac County, Michigan)
Roberts Building (Nacogdoches County, Texas)
Roberts Chevrolet (St. Louis, Missouri)
Roberts-Banner Building (El Paso County, Texas)
Robertson Drugstore (White County, Arkansas)
Robie's Country Store (Merrimack County, New Hampshire)
Robin Hood Mufflers (Cook County, Illinois)
Robinson Bank Building (Anderson County, Texas)
Robinson Building (Galveston County, Texas)
Robinson-Gardner Building (Gaston County, North Carolina)
Robinson-Hiller House (Lexington County, South Carolina)
Historic Home in Chapin, SC
Rochester Savings Bank (Monroe County, New York)
Rock Cafe (Lincoln County, Oklahoma)
Rock Creek Stage Station (Routt County, Colorado)
Rock Creek State Bank (Carbon County, Montana)
Rock Front (McIntosh County, Oklahoma)
Rock Island Plow Building (Oklahoma County, Oklahoma)
Rockefeller Building (Cuyahoga County, Ohio)
Rockford Morning Star Building (Winnebago County, Illinois)
Rockland Trust Company (Plymouth County, Massachusetts)
Rockvale Store (Rutherford County, Tennessee)
Rod's Grill (Los Angeles County, California)
Rod's Steak House (Coconino County, Arizona)
Rogers Building (Orange County, Florida)
Rogers Department Store (Lauderdale County, Alabama)
Rogers' Store (Surry County, Virginia)
Rohm and Haas Corporate Headquarters (Philadelphia County, Pennsylvania)
Rollin Sprague Building--Old Stone Store (Oakland County, Michigan)
Roma Bakery (Santa Clara County, California)
Rookery Building (Cook County, Illinois)
Rooks County Record Building (Rooks County, Kansas)
Roosevelt Building (Los Angeles County, California)
Root--Banks House (Jackson County, Oregon)
Rose Building (Pulaski County, Arkansas)
Rose Building (Fairbanks North Star Borough, Alaska)
Rose City Electric Automobile Garage (Multnomah County, Oregon)
Rose Realty--Securities Building (Douglas County, Nebraska)
Rosebud, The (Middlesex County, Massachusetts)
Roselawn Memorial Park Gatehouse (Pulaski County, Arkansas)
Rosenberg Brothers Department Store (Dougherty County, Georgia)
Rosenburg's Department Store (Sonoma County, California)
Rosenstein Building (Latimer County, Oklahoma)
Rosenwald Building (Bernalillo County, New Mexico)
Roslyn Savings Bank Building (Nassau County, New York)
Ross Hardware (Erie County, Ohio)
Roth Building (Colfax County, New Mexico)
Roughwood (Chester County, Pennsylvania)
Roumain Building (East Baton Rouge Parish, Louisiana)
Round Barn, Cooper Township (Monona County, Iowa)
Roundtop Filling Station (Pulaski County, Arkansas)
Route 66 Bar (Valencia County, New Mexico)
Route 66 Cafe (Cibola County, New Mexico)
Route 66 Cafe (Yavapai County, Arizona)
Route 66 Diner (Hampden County, Massachusetts)
Route 66 Diner (Custer County, Oklahoma)
Route 66 Diner (Pulaski County, Missouri)
Route 66 Motors (Phelps County, Missouri)
Route 66 Service Center (Bernalillo County, New Mexico)
Rowlett's Grocery (Trimble County, Kentucky)
Roy's Motel and Cafe (San Bernardino County, California)
Royal Highlanders Building (Hamilton County, Nebraska)
Royal Laundry Complex (Los Angeles County, California)
Royal Tire Service Inc. Building (St. Louis, Missouri)
Royall Cotton Mill Commissary (Wake County, North Carolina)
Ruddell General Store (Gilmer County, West Virginia)
Ruhstaller Building (Sacramento County, California)
Rundle Building (Valley County, Montana)
Rush House (Fayette County, Pennsylvania)
Once a stage coach stop along the National Road
Ruston State Bank (Lincoln Parish, Louisiana)
Ruthie & Moe's Diner (Cuyahoga County, Ohio)
A 1938 O'Mahony Diner
Rutter Store (St. Clair County, Illinois)
Ryan & Company Lumber Yard (Orange County, Florida)
Ryan Block (Buchanan County, Missouri)
This red brick, three-story building is located at 1137-41 Frederick Avenue.
S And W Cafeteria (Buncombe County, North Carolina)
S. A. Manning Building (Marion County, Oregon)
S. B. Barker Building (Gilliam County, Oregon)
S. H. Kress & Co., Building (Santa Cruz County, Arizona)
S. H. Kress and Company Building (Jefferson County, Alabama)
S. H. Kress Building (Bernalillo County, New Mexico)
S. H. Kress Company Building (Sedgwick County, Kansas)
S. Hata Building (Hawaii County, Hawaii)
S. S. Kresge World Headquarters (Wayne County, Michigan)
S.H. Kress and Co. Building (Hillsborough County, Florida)
S.H. Kress and Company Building (Pinellas County, Florida)
S.H. Kress Building (Sarasota County, Florida)
S.J. Lesem Building (Adams County, Illinois)
S.S. Blinky Jr. Building (Pinal County, Arizona)
Saco Mercantile (Phillips County, Montana)
Sacramento Bank Building (Sacramento County, California)
Saddle Store (Fulton County, Arkansas)
Sadie's (Bernalillo County, New Mexico)
Safeway Pay 'n Takit (Maricopa County, Arizona)
Sage Brush Inn (San Bernardino County, California)
Sail Loft (Erie County, Ohio)
Saint Onge State Bank (Lawrence County, South Dakota)
Saint Paul's Vestry House (Lynchburg, Virginia)
Salem Diner (Essex County, Massachusetts)
Now operated by Salem State University since January, 2014
Salem Laundry (Essex County, Massachusetts)
First concrete building in Salem
Saline County Bank (Saline County, Nebraska)
Salisbury Mansion and Store (Worcester County, Massachusetts)
Salome Store (Socorro County, New Mexico)
Salome Warehouse (Socorro County, New Mexico)
Salt Lake Hardware Company Warehouse (Salt Lake County, Utah)
Salt Lake Stamp Company Building (Salt Lake County, Utah)
Saltus Grocery Store (Chittenden County, Vermont)
Salyersville Bank (Magoffin County, Kentucky)
Sam Brannan Cottage (Napa County, California)
Sam Choy Brick Store (Calaveras County, California)
Sam Hill Hardware (Yavapai County, Arizona)
Sam Kee Laundry Building (Napa County, California)
Samuel Hill Hardware Company Warehouse (Yavapai County, Arizona)
Samuel Sweet Canal Store (Montgomery County, New York)
San Angelo National Bank Building (Tom Green County, Texas)
San Antonio Drug Company (Bexar County, Texas)
San Diego Trust and Savings Bank Building (San Diego County, California)
San Fernando Building, The (Los Angeles County, California)
San Gregorio House (San Mateo County, California)
San Juan County Bank (San Juan County, New Mexico)
San Marcos Telephone Company (Hays County, Texas)
Sandberg--Schoenfeld Buildings (Pierce County, Washington)
Sandy City Bank (Salt Lake County, Utah)
Sandy Hill Tavern (Chester County, Pennsylvania)
Sandy Hook Diner (Fairfield County, Connecticut)
Classic barrel-roofed diner of the 1920's
Sanger Brothers Building (Tarrant County, Texas)
Sanger Brothers Complex (Dallas County, Texas)
Sanitary Meat Market (Whatcom County, Washington)
Sanitary Public Market (Pinellas County, Florida)
Sankot Motor Company (Benton County, Iowa)
Santa Fe Building (Potter County, Texas)
Santora Building (Orange County, California)
Sara Store (Clark County, Washington)
Sarasota Herald Building (Sarasota County, Florida)
Sarasota Times Building (Sarasota County, Florida)
Saratoga Lanes Building (St. Louis County, Missouri)
Sargent's Garage (Polk County, Iowa)
Satterfield Motor Company Building (Pointe Coupee Parish, Louisiana)
Savings Bank Building (Marquette County, Michigan)
Sawyer Building (Strafford County, New Hampshire)
Sawyer Motor Company Building (Buncombe County, North Carolina)
Saxon Motor Car Store (Williamson County, Texas)
Scanlan Building (Harris County, Texas)
Scarritt Building and Arcade (Jackson County, Missouri)
Scenic City Cooperative Oil Company (Redwood County, Minnesota)
Schade Brewery (Spokane County, Washington)
Schaefers Building (Lane County, Oregon)
Schauer Filling Station (Harris County, Texas)
Schiffman Building (Madison County, Alabama)
Schmidt Block (Scott County, Iowa)
Schmitz Block (Allen County, Indiana)
Schnell Building (Logan County, Oklahoma)
Schramm Building (Des Moines County, Iowa)
Schroeder Bros, Meat Market (Scott County, Iowa)
Schultz Brothers Drug Store (Hamilton County, Iowa)
Schulze Baking Company Plant (Cook County, Illinois)
Schummacker Company Building (Victoria County, Texas)
Schuster Building (Jefferson County, Kentucky)
Schwartz's Point (Hamilton County, Ohio)
Scimitar Building (Shelby County, Tennessee)
Sciver Block Building (Rice County, Minnesota)