| Bowstring, MN (Township) |
| Box Butte County, NE (County) |
| Box Elder, SD (City) |
| Box Elder County, UT (County) |
| Boxborough, MA (Town) |
| Boxford, MA (Town) |
| Boxholm, IA (City) |
| Boxville, MN (Township) |
| Boy Lake, MN (Township) |
| Boy River, MN (Township) |
| Boy River, MN (City) |
| Boyce, LA (Town) |
| Boyce, VA (Town) |
| Boyceville, WI (Village) |
| Boyd, WI (Village) |
