Category:Establishments in Montana by decade

0–9

• 1810s establishments in Missouri Territory‎ (2 C, 6 P)
• 1820s establishments in Missouri Territory‎ (1 C)
• 1850s establishments in Nebraska Territory‎ (4 C, 4 P)
• 1860s establishments in Dakota Territory‎ (1 C, 1 P)
• 1860s establishments in Montana Territory‎ (1 C, 5 P)
• 1860s establishments in Nebraska Territory‎ (1 C, 2 P)
• 1880s establishments in Montana Territory‎ (5 P)
• 1890s establishments in Montana‎ (1 C, 3 P)
• 1900s establishments in Montana‎ (5 P)
• 1910s establishments in Montana‎ (3 C, 10 P)
• 1920s establishments in Montana‎ (1 C, 2 P)