| Buchs to Oswego (Illinois) | 4,508.01 mi (7,254.94 km) |
| Buchs to Oswego (New York) | 3,964.62 mi (6,380.44 km) |
| Buchs to Otsego (Minnesota) | 4,534.70 mi (7,297.90 km) |
| Buchs to Ottawa (Illinois) | 4,541.97 mi (7,309.59 km) |
| Buchs to Ottawa (Kansas) | 4,918.85 mi (7,916.13 km) |
| Buchs to Ottumwa (Iowa) | 4,693.87 mi (7,554.05 km) |
| Buchs to Overland (Missouri) | 4,727.20 mi (7,607.70 km) |
| Buchs to Overland Park (Kansas) | 4,882.96 mi (7,858.37 km) |
| Buchs to Overlea (Maryland) | 4,136.79 mi (6,657.52 km) |
| Buchs to Oviedo (Florida) | 4,824.46 mi (7,764.21 km) |
| Buchs to Owasso (Oklahoma) | 5,055.97 mi (8,136.80 km) |
| Buchs to Owatonna (Minnesota) | 4,576.67 mi (7,365.44 km) |
| Buchs to Owensboro (Kentucky) | 4,643.54 mi (7,473.05 km) |
| Buchs to Owings Mills (Maryland) | 4,146.22 mi (6,672.69 km) |
| Buchs to Owosso (Michigan) | 4,288.15 mi (6,901.11 km) |
