| Schaffhausen to Odessa (Texas) | 5,477.63 mi (8,815.40 km) |
| Schaffhausen to Ogden (Utah) | 5,300.53 mi (8,530.38 km) |
| Schaffhausen to Oildale (California) | 5,847.00 mi (9,409.83 km) |
| Schaffhausen to Ojus (Florida) | 4,859.92 mi (7,821.28 km) |
| Schaffhausen to Okemos (Michigan) | 4,257.36 mi (6,851.55 km) |
| Schaffhausen to Oklahoma City (Oklahoma) | 5,108.41 mi (8,221.18 km) |
| Schaffhausen to Okmulgee (Oklahoma) | 5,043.65 mi (8,116.97 km) |
| Schaffhausen to Olathe (Kansas) | 4,834.89 mi (7,781.01 km) |
| Schaffhausen to Old Jamestown (Missouri) | 4,664.21 mi (7,506.32 km) |
| Schaffhausen to Oldsmar (Florida) | 4,868.99 mi (7,835.88 km) |
| Schaffhausen to Olean (New York) | 4,047.67 mi (6,514.10 km) |
| Schaffhausen to Olive Branch (Mississippi) | 4,834.57 mi (7,780.49 km) |
| Schaffhausen to Olivehurst (California) | 5,705.82 mi (9,182.62 km) |
| Schaffhausen to Olney (Maryland) | 4,118.00 mi (6,627.29 km) |
| Schaffhausen to Olympia (Washington) | 5,270.25 mi (8,481.65 km) |
