| No. | Model | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|
| 406 (4112) | RS-3 | WNYP (D&H) | Arcade & Attica Railroad, Attica, NY | operational | Alco, 09/1952 | Tioga Central 506. From the Western New York & Pennsylvania railroad in Olean, NY. |
| 142 (1701) | RS-3 | M-K-T | Midland Railway Historical Association, Baldwin City, KS | operational | Alco, 06/1951 | Heavily modified |
| 195 | RS-3 | WM | B&O Railroad Museum, Baltimore, MD | display | Alco, 12/1953 | |
| 106 (8263) | RS-3 | BDLX (NYC) | Durbin & Greenbrier Valley Railroad, Belington, WV | stored | Alco, 07/1951 | For sale as of 2024. |
| 492 | RS-3 | Reading | United Railroad Historical Society, Boonton, NJ | stored | Alco, 07/1952 | |
| 520 | RS-3 | SRR (Reading) | New Rivers siding, Briceville, TN | abandoned | Alco, 08/1951 | Abandoned on site in 2008 after engine failure. |
| 9935 (910) | RS-3 | Housatonic (DL&W) | Housatonic Railroad, Caanan, CT | operational | Alco, 04/1951 | |
| 109 | RS-3 | Central of Georgia | TVRM Soule Shops, Chattanooga, TN | stored | Alco, 09/1950 | |
| 123 (1109) | RS-3 | Oliver Iron Mining | Midwest Railway Preservation Society, Cleveland, OH | operational | Alco, 06/1950 | |
| 605 (912) | RS-3 | Metro North (DL&W) | Danbury Railway Museum, Danbury, CT | display | Alco, 1952 | |
| 605 (912) | RS-3 | Metro North (DL&W) | Danbury Railway Museum, Danbury, CT | display | Alco, 1952 | |
| 28 (4129) | RS-3 | Buffalo Southern (D&H) | Buffalo Southern, Eden, NY | stored | Alco, 08/1953 | |
| 13 | RS-3 | Nevada Northern (L&HR) | Nevada Northern Railway Museum, Ely, NV | display | Alco, 10/1951 | |
| 109 | RS-3 | Nevada Northern (Kennecott Copper) | Nevada Northern Railway Museum, Ely, NV | display | Alco, 11/1950 | |
| 1203 (914) | RS-3 | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 03/1952 | |
| 1202 (902) | RS-3 | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 08/1950 | |
| 1201 (911) | RS-3 | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 03/1952 | |
| 126 (8254) | RS-3 | Amtrak (NYC) | Beacon Island, Glenmont, NY | scrapped | Alco, 06/1951 | Owned by Mohawk & Hudson Chapter, NRHS. Were to go to Berkshire Scenic, Adams, MA or Danbury Railway Museum. Scrapped in 2022. |
| 485 | RS-3 | Roberval & Saguenay (Reading) | Reading Company Technical & Historical Society, Hamburg, PA | display | Alco, 06/1952 | |
| 1201 (5246) | RS-3 | Cape Cod Central (NYC) | Cape Cod Central, Hyannis, MA | scrapped | Alco, 05/1951 | Scrapped in 2011. |
| 102 (1549) | RS-3 | Pioneer Rail (CNJ) | Keokuk Junction Railway, La Harpe, IL | stored | Alco, 03/1953 | |
| 562 (151) | RS-3 | Birmingham Southern | Berkshire Scenic Railway Museum, Lenox, MA | display | Alco, 09/1950 | |
| 308 | RS-3 | Kankakee, Beaverville & Southern (Green Bay & Western) | Monticello Railway Museum, Monticello, IL | stored | Alco, 06/1955 | Privately owned. Stored at the museum. |
| 9838 | RS-3 | SRR | Monticello Railway Museum, Monticello, IL | display | Alco | Slug |
| 704 (1559) | RS-3 | IC (LIRR) | Monticello Railway Museum, Monticello, IL | display | Alco, 1955 | |
| 305 | RS-3 | Green Bay & Western | Gopher State Railway Museum, New Prague, MN | display | Alco, 05/1951 | |
| 512 | RS-3 | Reading | Southern Appalachia Railroad Museum, Oak Ridge, TN | stored | Alco, 07/1952 | Owned by Vintage Locomotives, Inc |
| 2 | RS-3 | Chickasaw (Magma Copper) | Oklahoma Railway Museum, Oklahoma City, OK | operational | Alco, 05/1955 | |
| 2 | RS-3 | Kennecott Copper (American Smelting & Refining) | Western Pacific Railroad Museum, Portola, CA | display | Alco, 11/1950 | |
| 3 | RS-3 | Kennecott Copper (American Smelting & Refining) | Western Pacific Railroad Museum, Portola, CA | scrapped | Alco, 11/1950 | |
| 1556 | RS-3 | LIRR | Railroad Museum of Long Island, Riverhead, NY | display | Alco, 09/1955 | The Railroad Museum of Long Island purchased 1556 in 1986. |
| 300 | RS-3 | N&W | Virginia Museum of Transportation, Roanoke, VA | display | Alco | |
| 211 (8445) | RS-3 | LV (PRR) | Rochester & Genesee Valley Railroad Museum, Rush, NY | operational | Alco, 12/1953 | High short hood. |
| 605 (10) | RS-3 | Batten Kill (L&HR) | CaroVail, Salem, NY | out of service | Alco, 11/1950 | |
| 4116 | RS-3 | Greenwich & Johnsonville (D&H) | CaroVail, Salem, NY | operational | Alco, 09/1952 | From the SRNJ yard, Salem, NJ. |
| 4118 | RS-3 | Delaware Lackawanna (D&H) | Raven Rail, Salem, NY | operational | Alco, 10/1952 | From the DL&W, Scranton, PA. |
| 4103 | RS-3 | Delaware Lackawanna (D&H) | Raven Rail, Salem, NY | operational | Alco, 09/1952 | From the DL&W, Scranton, PA. |
| 935 (4085) | RS-3 | Greenwood Lake (D&H) | Raven Rail, Salem, NY | display | Alco, 09/1952 | From the Erie turntable, Port Jervis, NY. |
| 229 | RS-3 | GN | Museum of Innovation & Science, Schenectady, NY | display | Alco, 06/1953 | |
| 4068 | RS-3 | Delaware Lackawanna (D&H) | DL&W, Scranton, PA | operational | Alco, 03/1952 | |
| 134 (8280) | RS-3 | Delaware Lackawanna (NYC) | DL&W, Scranton, PA | stored | Alco, 06/1951 | Partially dismantled. |
| 204 (4) | RS-3 | Delaware Lackawanna (LHR) | DL&W, Scranton, PA | stored | Alco, 09/1950 | |
| 1554 | RS-3 | CNJ | DL&W, Scranton, PA | operational | Alco, 04/1953 | |
| 467 | RS-3 | Reading | Steamtown National Historic Site, Scranton, PA | stored | Alco, 05/1952 | Owned by the Anthracite Railroad Historical Society |
| 4502 | RS-3 | MP | Museum of Transportation, St. Louis, MO | display | Alco, 01/1955 | |
| 1077 (1553) | RS-3 | Ohio Central (LIRR) | Age of Steam Roundhouse, Sugarcreek, OH | display | Alco, 09/1955 | |
| 4099 | RS-3 | CVSR (D&H) | Age of Steam Roundhouse, Sugarcreek, OH | display | Alco, 09/1952 | |
| 142 (8479) | RS-3 | Amtrak (PRR) | apandoned yard, Swedeland, PA | abandoned | Alco, 06/1952 | |
| 557 | RS-3 | MEC | Railroad Museum of New England, Thomaston, CT | display | Alco, 11/1953 | |
| 529 | RS-3 | NYNH&H | Railroad Museum of New England, Thomaston, CT | operational | Alco, 08/1950 | |
| 140 (8912) | RS-3 | Amtrak (PRR) | Railroad Museum of New England, Thomaston, CT | stored | Alco, 04/1951 | |
| 9929 (8481) | RS-3 | Conrail (PRR) | Cape May Seashore Lines, Tuckahoe, NJ | stored | Alco, 06/1952 | |
| 200 | RS-3 | Minnesota Transfer | Illinois Railway Museum, Union, IL | operational | Alco, 10/1951 | |
| 8255 (5504) | RS-3 | NYC (Penn Central) | Adirondack Railroad, Utica, NY | operational | Alco | |
| 8223 | RS-3 | NYC | Adirondack Railroad, Utica, NY | stored | Alco, 08/1950 | |
| 4126 (4082) | RS-3 | D&H | Mohawk & Hudson Chapter, NRHS, Watervliet, NY | stored | Alco, 08/1953 | |
| 303 (1554) | RS-3 | Paperton Junction Southern (C&NW) | Paperton Junction Southern Railway, White Hall, AR | stored | Alco, 08/1956 | Built as Litchfield & Madison 303 |
| 3 | RS-3 | OKRX (Magma Copper) | Arizona State Railroad Museum, Williams, AZ | display | Alco, 03/1955 | |
| 1633 (8277) | RS-3 | SAL (NYC) | Florida Railroad Museum, Willow, FL | operational | Alco, 07/1951 | |
| 8604 | RS-3 | PRR | Florida Railroad Museum, Willow, FL | display | Alco, 12/1955 |
