| Bordering States/Provinces/Territories | State/Province/Territory |
| British Columbia, Idaho, Oregon | |
| Delaware, New York, Pennsylvania | |
| Massachusetts, Quebec, New Hampshire, New York | |
| British Columbia, Yukon Territory | |
| California, Nevada, New Mexico, Colorado, Utah | |
| Illinois, Kentucky, Michigan, Ohio | |
| Iowa, Manitoba, North Dakota, Ontario, South Dakota, Wisconsin | |
| Alabama, Georgia | |
| Delaware, Pennsylvania, Virginia, West Virginia | |
| Minnesota, North Dakota, Nunavut, Ontario, Saskatchewan, | |
| Arkansas, Mississippi, Texas | |
| Colorado, Missouri, Nebraska, Oklahoma | |
| | Bordering States/Provinces/Territories | State/Province/Territory |
| New Brunswick, New Hampshire, Quebec | |
| British Columbia, Montana, Northwest Territories, Saskatchewan | |
| Kentucky, Maryland, Ohio, Pennsylvania, Virginia | |
| Louisiana, Mississippi, Missouri, Oklahoma, Tennessee, Texas | |
| Nunavut (Killiniq Island), Quebec | |
| Connecticut, Massachusetts | |
| Kansas, New Mexico, Nebraska, Oklahoma, Arizona, Utah, Wyoming | |
| None (Pacific Ocean) | |
| Illinois, Iowa, Michigan, Minnesota | |
| Georgia, North Carolina | |
| New Brunswick | |
| None (Gulf of St. Lawrence/Atlantic Ocean) | |
|