There are nine U.S. states each of which is bordered by four other states.
Seven of the nine, North Carolina, Indiana, Alabama, Wisconsin, Mississippi, Kansas & Oregon, are each bordered by four U.S. states.
Montana is bordered by four U.S. states and three Canadian provinces.
California if bordered by three U.S. states and one Mexican state.
Additionally, Texas is bordered by four U.S. states and four Mexican states, Vermont and New Hampshire are each bordered by three U.S. states and one Canadian province, and Maine is bordered by one U.S. state and three Canadian provinces.
Ohio: It is bordered by Kentucky, West Virginia, Pennsylvania, Indiana, and Michigan.
Georgia: Bordered by Alabama, Tennessee, South Carolina, North Carolina, and Florida.
Tennessee and Missouri.
Tennessee and Missouri.
Kansas
There is no Australian state which shares a border with all other states. No state except for Victoria shares a land border with Tasmania. South Australia shares a border with all mainland states and the Northern Territory.
Kentucky and Colorado.
Kentucky.
Goa shares its border with only one other Indian state, which is Karnataka.
Mississippi
the state that shares a border with Russia
Maine, it shares a border with Vermont.
There are two: Hawaii and Alaska. Neither shares a land border with any other US state.
Only Alaska and Hawaii do not share borders with other US states. Every other state shares a border with at least one other state.
The country which has an exclave that shares a border with both Russia and Canada is the United States. The United States exclave which shares a border with both is the state of Alaska.
Chicago is inside the State of Illinois. Chicago shares a border with the State of Indiana.
Alaska and Hawaii do not share a border with any other US states. Alaska shares a border with the Yukon Territory of Canada.