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Baltimore & Ohio Locomotives

Reporting Mark: BO

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Road Number Model Order Serial Notes # Photos Date Added
BO 3 Alco S2 20243 76183 ex-B&O 519/9063 12 7/14/2009
BO 497 Alco S2 72903 *Scrapped* 0 10/8/2025
BO 502 Alco S2 72908 0 8/28/2025
BO 504 Alco S2 72912 0 8/28/2025
BO 9022 Alco S2 S-1884 70251 blt 9/43 as 478, Sold to Precision National 4/16/79 *Scrapped* 2 8/9/2007
BO 9030 Alco S2 S-1915 71310 blt 1/44 as 486. Sold to LF 6 2/26/2007
BO 9033 Alco S2 72069 S2 blt 6/44 as 489 sfs 4/10/79 1 1/1/2000
BO 9040 Alco S2 S-1943 72894 blt as # 496, re# in 1957, to Ohio Grain 5 4/3/2011
BO 9041 Alco S2 S-1943 72903 blt 2/45 as B&O 497. Sold to NIMX *Scrapped* 5 2/9/2010
BO 9046 Alco S2 S-1943 72908 blt 3/45 as B&O 502. Sold to PNCX *Scrapped* 2 12/10/2008
BO 9048 Alco S2 S-1943 72912 blt 4/45 as B&O 504. Sold to PNCX *Scrapped* 2 12/10/2008
BO 9052 Alco S2 S-1943 72916 blt 1945 as B&O 508 2 2/22/2010
BO 9053 Alco S2 20243 76160 Sold to NIMX *Scrapped* 1 2/13/2012
BO 9054 Alco S2 20243 76161 2 1/9/2012
BO 9055 Alco S2 76175 blt as # 511, re# in 1957 to 9055, sfs 12/74 5/20/2017
BO 9058 Alco S2 76178 Sold to LCRC *Scrapped* 1 11/28/2023
BO 9061 Alco S2 20190 76164 built 9/48 as RFP 64. Fake B&O paint 57 1/1/2008
BO 9062 Alco S2 20243 76182 1 8/1/2012
BO 9063 Alco S2 20243 76183 Preserved at Baltimore and Ohio Railroad Museum 2 8/1/2012
BO 9067 Alco S2 20243 76204 1 10/18/2011
BO 9076 Alco S2 20243 76507 blt 12/48 as 532, re# 9076 in 1957, sfs in 1981 7 1/1/2014
BO 9115 Alco S2 77165 Ex. DV 3, Exx. WWRC 3, Exxx. B&O 9115, nee C&O 5026 8 11/3/2023
BO 9116 Alco S2 20439 77798 ex-C&O 5029. Sold to CYDZ 2 1/14/2011
BO 9119 Alco S2 77143 blt as C&O 5018, sfs 08/11/78 3 1/1/2000
BO 9120 Alco S2 76783 Sold to FMID 1 8/14/2025
BO 9123 Alco S2 20439 77812 blt as C&O 5043 sfs 10/9/73 1 7/23/2008
BO 9131 Alco S2 20439 77813 ex-CO 5044, to BO in 1964, burned in fire on 3/4/76 7 1/6/2015
BO 9137 Alco S2 S-3111 77133 ex-C&O 5008 1 4/9/2011
BO 9144 Alco S2 S-3111 77139 blt as C&O 5014, sold to PNCX *Scrapped* 2 8/9/2007
BO 9161 Alco S2 S-3111 77130 C&O 5005 to B&O 9161 2/26/68 1 12/17/2010
BO 9170 Alco S2 20439 77800 ec-C&O 5031, sold 5/10/76 2 5/31/2010
BO 9178 Alco S2 77943 1 8/19/2025
BO 9181 Alco S2 76898 ex-CO 5053 1 2/19/2019
BO 9183 Alco S2 1 9/24/2025
BO 9184 Alco S2 76902 ex-CO 5057 1 9/9/2017