| Seynod to Olympia Heights (Florida) | 4,800.21 mi (7,725.19 km) |
| Seynod to Omaha (Nebraska) | 4,746.03 mi (7,638.00 km) |
| Seynod to On Top of the World Designated Place (Florida) | 4,733.27 mi (7,617.46 km) |
| Seynod to Onalaska (Wisconsin) | 4,441.29 mi (7,147.57 km) |
| Seynod to Oneida (New York) | 3,849.79 mi (6,195.65 km) |
| Seynod to Oneonta (New York) | 3,848.38 mi (6,193.38 km) |
| Seynod to Ontario (California) | 5,893.98 mi (9,485.45 km) |
| Seynod to Ontario (Oregon) | 5,316.39 mi (8,555.91 km) |
| Seynod to Opa-locka (Florida) | 4,788.21 mi (7,705.88 km) |
| Seynod to Opelika (Alabama) | 4,707.70 mi (7,576.30 km) |
| Seynod to Opelousas (Louisiana) | 5,097.43 mi (8,203.52 km) |
| Seynod to Orange (California) | 5,914.40 mi (9,518.31 km) |
| Seynod to Orange (Texas) | 5,188.38 mi (8,349.89 km) |
| Seynod to Orange City (Florida) | 4,695.91 mi (7,557.34 km) |
| Seynod to Orangeburg (South Carolina) | 4,472.07 mi (7,197.09 km) |
