| Sachse to Olympia (Washington) | 1,685.23 mi (2,712.12 km) |
| Sachse to Olympia Heights (Florida) | 1,097.02 mi (1,765.49 km) |
| Sachse to Omaha (Nebraska) | 573.52 mi (922.99 km) |
| Sachse to On Top of the World Designated Place (Florida) | 886.43 mi (1,426.57 km) |
| Sachse to Onalaska (Wisconsin) | 807.83 mi (1,300.08 km) |
| Sachse to Oneida (New York) | 1,329.84 mi (2,140.17 km) |
| Sachse to Oneonta (New York) | 1,340.49 mi (2,157.30 km) |
| Sachse to Ontario (California) | 1,211.53 mi (1,949.76 km) |
| Sachse to Ontario (Oregon) | 1,335.56 mi (2,149.37 km) |
| Sachse to Opa-locka (Florida) | 1,095.32 mi (1,762.74 km) |
| Sachse to Opelika (Alabama) | 650.53 mi (1,046.93 km) |
| Sachse to Opelousas (Louisiana) | 313.68 mi (504.82 km) |
| Sachse to Orange (California) | 1,224.66 mi (1,970.90 km) |
| Sachse to Orange (Texas) | 257.50 mi (414.41 km) |
| Sachse to Orange City (Florida) | 946.98 mi (1,524.01 km) |
