| Ware to Oswego (Illinois) | 3,977.39 mi (6,400.99 km) |
| Ware to Oswego (New York) | 3,440.32 mi (5,536.66 km) |
| Ware to Otsego (Minnesota) | 4,001.87 mi (6,440.39 km) |
| Ware to Ottawa (Illinois) | 4,011.34 mi (6,455.62 km) |
| Ware to Ottawa (Kansas) | 4,387.03 mi (7,060.25 km) |
| Ware to Ottumwa (Iowa) | 4,161.95 mi (6,698.02 km) |
| Ware to Overland (Missouri) | 4,197.76 mi (6,755.64 km) |
| Ware to Overland Park (Kansas) | 4,351.22 mi (7,002.61 km) |
| Ware to Overlea (Maryland) | 3,620.21 mi (5,826.17 km) |
| Ware to Oviedo (Florida) | 4,324.57 mi (6,959.73 km) |
| Ware to Owasso (Oklahoma) | 4,525.09 mi (7,282.43 km) |
| Ware to Owatonna (Minnesota) | 4,043.82 mi (6,507.90 km) |
| Ware to Owensboro (Kentucky) | 4,117.57 mi (6,626.58 km) |
| Ware to Owings Mills (Maryland) | 3,629.17 mi (5,840.59 km) |
| Ware to Owosso (Michigan) | 3,758.69 mi (6,049.02 km) |
