| Brig-Glis to Oswego (Illinois) | 4,483.80 mi (7,215.99 km) |
| Brig-Glis to Oswego (New York) | 3,933.33 mi (6,330.08 km) |
| Brig-Glis to Otsego (Minnesota) | 4,519.53 mi (7,273.48 km) |
| Brig-Glis to Ottawa (Illinois) | 4,517.75 mi (7,270.62 km) |
| Brig-Glis to Ottawa (Kansas) | 4,896.99 mi (7,880.94 km) |
| Brig-Glis to Ottumwa (Iowa) | 4,672.34 mi (7,519.40 km) |
| Brig-Glis to Overland (Missouri) | 4,701.04 mi (7,565.59 km) |
| Brig-Glis to Overland Park (Kansas) | 4,860.91 mi (7,822.87 km) |
| Brig-Glis to Overlea (Maryland) | 4,099.76 mi (6,597.93 km) |
| Brig-Glis to Oviedo (Florida) | 4,778.46 mi (7,690.19 km) |
| Brig-Glis to Owasso (Oklahoma) | 5,031.99 mi (8,098.21 km) |
| Brig-Glis to Owatonna (Minnesota) | 4,559.68 mi (7,338.09 km) |
| Brig-Glis to Owensboro (Kentucky) | 4,613.36 mi (7,424.49 km) |
| Brig-Glis to Owings Mills (Maryland) | 4,109.47 mi (6,613.56 km) |
| Brig-Glis to Owosso (Michigan) | 4,262.24 mi (6,859.40 km) |
