• 1863 establishments in the Confederate States of America (7 C, 4 P)
• American companies established in 1863 (18 P)

A

• 1863 establishments in Alabama (9 P)
• 1863 establishments in Arizona Territory (14 P)

C

• 1863 establishments in California (1 C, 35 P)
• 1863 establishments in Colorado Territory (3 P)
• 1863 establishments in Connecticut (2 P)

D

• 1863 establishments in Dakota Territory (1 P)
• 1863 establishments in Delaware (2 P)

F

• 1863 establishments in Florida (4 P)

G

• 1863 establishments in Georgia (U.S. state) (4 P)

I

• 1863 establishments in Idaho Territory (10 P)
• 1863 establishments in Illinois (19 P)
• 1863 establishments in Indiana (21 P)
• 1863 establishments in Iowa (17 P)

K

• 1863 establishments in Kansas (20 P)
• 1863 establishments in Kentucky (18 P)

L

• 1863 establishments in Louisiana (12 P)

M

• 1863 establishments in Maine (6 P)
• 1863 establishments in Maryland (7 P)
• 1863 establishments in Massachusetts (14 P)
• 1863 establishments in Michigan (33 P)
• 1863 establishments in Minnesota (10 P)
• 1863 establishments in Mississippi (5 P)
• 1863 establishments in Missouri (8 P)

N

• 1863 establishments in Nebraska Territory (7 P)
• 1863 establishments in Nevada (8 P)
• 1863 establishments in New Hampshire (4 P)
• 1863 establishments in New Jersey (7 P)
• 1863 establishments in New Mexico Territory (6 P)
• 1863 establishments in New York (state) (21 P)
• 1863 establishments in North Carolina (9 P)

O

• 1863 establishments in Ohio (21 P)
• 1863 establishments in Oregon (11 P)

P

• 1863 establishments in Pennsylvania (31 P)

R

• Railway stations in the United States opened in 1863 (8 P)
• 1863 establishments in Rhode Island (4 P)

S

• 1863 establishments in South Carolina (5 P)

T

• 1863 establishments in Tennessee (25 P)
• 1863 establishments in Texas (5 P)
• Thanksgiving (United States) (4 C, 31 P)

U

• 1863 establishments in Utah Territory (5 P)

V

• 1863 establishments in Vermont (4 P)
• 1863 establishments in Virginia (1 C, 17 P)

W

• 1863 establishments in Washington Territory (2 P)
• 1863 establishments in Washington, D.C. (13 P)
• 1863 establishments in West Virginia (9 P)
• 1863 establishments in Wisconsin (6 P)

0–9

• 38th United States Congress

A

• American Veterinary Medical Association
• Army of Arkansas

C

• Cavalry Corps (Union army)

D

• Department of the Monongahela
• Department of the Susquehanna

F

• Freedmen's schools

G

• Gillmore Medal

L

• La Paz–Wikenburg Road
• List of ambassadors of the United States to Liberia

M

• Military Division of the Mississippi

S

• Sanitary Fair

U

• United States Colored Troops

V

• Veteran Reserve Corps

X

• XX Corps (Union army)
• XXI Corps (Union army)
• XXII Corps (Union army)
• XXIII Corps (Union army)