- Maine (with Canada)
- New Hampshire (with Canada)
- Vermont (with Canada)
- New York (with Canada)
- Pennsylvania (with Canada)
- Ohio (with Canada)
- Michigan (with Canada)
- Minnesota (with Canada)
- North Dakota (with Canada)
- Montana (with Canada)
- Idaho (with Canada)
- Washington (with Canada)
- Alaska (with Canada)
In addition, Texas shares a land border with Mexico, and Arizona, California and New Mexico also share borders with Mexico.