Union Pacific Wooden Caboose Number Series

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Following is a listing of the number series for Union Pacific cabooses during 1925 to 1965:

Car Number Date Built Quantity Class Notes
UP 2000-2186
UP 2187-2279		 1880-1901 280 N.C.S. Some rebuilt from box cars and others rebuilt from passenger cars; some without cupolas
UP 2280-2299 1907-1911 20 CA  
UP 2300-2374 1905-1917 75 Boxcar with cupola
UP 2375-2399 1917 25 Boxcar without cupola
UP 2400-2524 1907-1913 125 CA  
UP 2525-2699 1918-1924 175 CA-1  
OSL 2700-2707 1928 8 Drover  
OSL 3000-3028 1888-1891 29 N.C.S. Renumbered from OSL 600 series in 1915-1918
OSL 3029-3034 1903 6 N.C.S. Short cabooses; renumbered from OSL 670-675 in 1915-1918
OSL 3035-3054 1901-1903 20 N.C.S. Short cabooses; renumbered from OSL 676-699 in 1915-1918
OSL 3055-3147 1907-1913 92 CA Renumbered from OSL 700-797 in 1915-1918
OSL 3148-3192 1914-1924 44 CA-1 OSL 3148-3162 renumbered from OSL 798-812 in 1915
UP 3200-3274 1918-1924 75 CA-1  
UP 3275-3282 1930-1939 8 Transfer Converted from UP class B-50-2 box cars
UP 3283-3299 1953-1955 17 Transfer  
LA&SL 3300-3304 1955-1962 5 Transfer  
LA&SL 3300-3308 1901-1903 9 N.C.S. Renumbered from LA&SL 4212-4223 (12 cars) in 1921-1922
LA&SL 3309-3339 1905-1910 31 CA Renumbered from LA&SL 4230-4275 (46 cars) in 1921-1922
LA&SL 3340-3363 1916-1921 24 CA-1 Renumbered from LA&SL 4276-4299 in 1921-1922
LA&SL 3364-3371 1902-1903 8 N.C.S. Renumbered from LA&SL 4350-4359 in 1921-1922
LA&SL 3373-3420 1918-1924 48 CA-1  
LA&SL 3484-3499 1924-1926 16 Drover  
OWR&N 3500-3537 1882-1891 38 N.C.S. Renumbered from OWR&N 200-245 in 1915-1919
OWR&N 3538-3618 1907-1913 81 CA Renumbered from OWR&N 249-330 in 1915-1920
OWR&N 3619-3631 1923-1924 13 CA-1  
Car Number Date Built Quantity Class Notes
25000-series 1882-1924 75 (all) UP, OSL, OWRR&N, LA&SL cabooses in the later 25000-series

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