| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 25 | B-P-O | 0-4-0CA | 18" | Homestake Mining | Walton Wickett, Atherton, CA | stored | H.K. Porter #4762, 12/1910 | Privately owned. |
| 1 | 0-4-0T | 4'-8½" | Henry J Kaiser (Santa Cruz Portland Cement) | Silverbend Farms, Clarksburg, CA | private stored | H.K. Porter #3578, 09/1906 | ||
| 7 | 0-4-0F | 4'-8½" | Great Lakes Carbon Corp (US Navy) | Claysburg shops, Claysburg, PA | stored | H.K. Porter #7319, 06/1941 | From the Museum of Transportation, Kirkwood, MO. | |
| 97 (5050) | 0-6-0T | 4'-8½" | Georgia Power | Southeastern Railway Museum, Duluth, GA | stored | H.K. Porter #7593, 07/1943 | Named Plant McDonough. Awaiting cosmetic restoration. | |
| 3 | 0-4-0T | 4'-8½" | Steptoe Valley Mining & Smelting | Nevada Northern Railway, East Ely, NV | stored | H.K. Porter #5247, 01/1913 | From the Niles Canyon Railway, Sunol, CA. Awaiting restoration. | |
| 2 | 0-4-0F | 36" | Apache Powder | North County & Pacific Creek Railroad, Fallbrook, CA | stored | H.K. Porter #6828, 1923 | ||
| 0-4-0T | 36" | Annex Creek Power Plant (Berners Bay Mining & Milling) | Salmon Creek Railroad (Jim Walsh), Fallon, NV | stored | H.K. Porter #1421, 11/1892 | Named Seward, former steam dummy. | ||
| 0-4-2T | 42" | Brown & Rush Mine (Albany Street) | Salmon Creek Railroad (Jim Walsh), Fallon, NV | stored | H.K. Porter #1392, 07/1892 | Steam dummy. | ||
| 0-4-0T | 42" | Phoenixville Iron & Steel | Geigertown Central Railroad Museum, Geigertown, PA | stored | H.K. Porter | Privately owned. | ||
| 7 | 0-6-4T | 36" | Godchaux Sugar | Brook Rother, Georgetown, CA | stored | H.K. Porter #4969, 1911 | ||
| 1 | 0-4-0F | 4'-8½" | Indianapolis Power & Light | Hesston Steam Museum, Hesston, IN | stored | H.K. Porter #8266, 06/1950 | From the Indiana Transportation Museum, Noblesville, IN. Frame and running gear only. | |
| 3 | B-P-O | 0-4-0CA | 18" | Homestake Mining | Bigham Knoll Campus, Jacksonville, OR | stored | H.K. Porter #3087, 11/1904 | Precise location in Bigham Knoll Campus, Jacksonville uncertain. |
| 7464 (98) | 0-6-0PT | Atlanta Steel & Supply | Mike Buckner, Junction City, GA | stored | H.K. Porter | Named Jack. Conversion to diesel-power completed. | ||
| 717 | 0-6-0T | 4'-8½" | USATC | Ave G just off Sierra Highway, Lancaster, CA | stored | H.K. Porter #7376, 1942 | From the Bluegrass Railroad Museum, Versailles, KY. Previously operated in 1997. To Palmdale, CA. | |
| 1 (35) | B-S-I | 2-4-0 | 36" | Carbon Limestone | Lahaina Kaanapali & Pacific, Lahaina, Maui, HI | stored serviceable | H.K. Porter #7398, 1943 | Named Anaka. |
| 3 (36) | B-S-I | 2-4-0 | 36" | Carbon Limestone | Lahaina Kaanapali & Pacific, Lahaina, Maui, HI | stored serviceable | H.K. Porter #7397, 1943 | Named Mrytl. |
| 1704 (11) | 0-4-0T | 36" | Helena Mining | Phil Richardson, Missoula, MT | stored | H.K. Porter #1704, 12/1896 | ||
| 0-4-0T | 30" | Butler Consolidated Coal | Lund Machine Works, New Ulm, MN | stored | H.K. Porter #5452, 1914 | Moved to an unknown location in Ohio. | ||
| 4 | 0-4-0ST+T | 36" | M.A. Patout & Son | M. A. Patout & Son, Patoutville, LA | stored | H.K. Porter #4375, 1909 | Named Ida P. Completely rebuilt, but it is unknown if it is operational | |
| 6458 | 0-4-4RT | 36" | M.A. Patout & Son | M. A. Patout & Son, Patoutville, LA | stored | H.K. Porter #6458, 1920 | Named Bessie. In very poor condition. | |
| 60 | 30 ton | 0-4-0T | 42" | Lehigh Coal & Navigation | Central Hudson Railways, Pleasant Plains, NY | stored | H.K. Porter #7795, 04/1945 | From Phoenixville, PA then Middletown, bought by Donald Seifert in 2006. |
| 1 | tram | 0-4-2T | 36" | PTC&S | Fort Worden State Park, Port Townsend, WA | stored | H.K. Porter #1117, 1889 | Funds being raised for a cosmetic restoration. |
| 12 | B-P-O | 0-4-0CA | 18" | Homestake Mining | California State Railroad Museum, Sacramento, CA | stored | H.K. Porter #4085, 01/1908 | From Billy Jones Wildcat Railroad. |
| 0-4-0T | 36" | Gold Strike Express (Cortez Mines) | private residence, Santa Margarita, CA | stored operational | H.K. Porter #1196, 07/1890 | Named Ann Marie. Originally built as 30' gauge. From Hacienda Hotel & Casino, Boulder City, NV, then Tom , Gazsi and Gary Smith Hayward, CA, then Ardenwood, Freemont, CA. Now located somewhere in Santa Margarita. | ||
| 7 (5012) | 0-6-0T | 4'-8½" | Bonsal Sand (USATC) | North Carolina Transportation Museum, Spencer, NC | stored | H.K. Porter #7486, 1942 | ||
| 1 | 0-4-0F | 4'-8½" | The Stanley Works | Railstar, Black Clawson, Watertown, NY | stored | H.K. Porter #7230, 09/1938 | From the CT Trolley Museum, East Windsor, CT. Damaged in a fire. | |
| 44 (10) | 2-4-0 | 24" | Carnegie-Illinois Steel (American Steel Hoop Co.) | Railstar, Black Clawson, Watertown, NY | stored | H.K. Porter #2634, 09/1902 | From Frontier Town, Lake George, NY. Stored among trees almost as if abandoned. | |
| 6 (2) | 0-4-0F | 36" | Apache Powder (Burton Explosives) | Arizona State Railroad Museum, Williams, AZ | stored | H.K. Porter #7197, 1930 | From Flint, MI. Was operated on compressed air in 2010. | |
| 57 | 0-4-0T | 23" | Jones & Laughlin Steel | Youngstown Steel Heritage Museum, Youngstown, OH | stored | H.K. Porter #7244, 07/1937 | From Campbellford, Ontario. Restoration to operation may begin after 62 is completed. Will receive a square tank similar to the 58. | |
| 60 | 0-4-0T | 23" | Jones & Laughlin Steel | Youngstown Steel Heritage Museum, Youngstown, OH | stored | H.K. Porter #7613, 03/1944 | From Campbellford, Ontario. |
