| Okemos to Orangevale (California) | 1,932.49 mi (3,110.04 km) |
| Okemos to Orchards (Washington) | 1,881.40 mi (3,027.83 km) |
| Okemos to Orcutt (California) | 1,996.83 mi (3,213.58 km) |
| Okemos to Oregon (Ohio) | 88.44 mi (142.33 km) |
| Okemos to Oregon (Wisconsin) | 252.60 mi (406.53 km) |
| Okemos to Oregon City (Oregon) | 1,887.66 mi (3,037.90 km) |
| Okemos to Orem (Utah) | 1,415.48 mi (2,277.99 km) |
| Okemos to Orinda (California) | 2,000.94 mi (3,220.19 km) |
| Okemos to Orland Park (Illinois) | 192.22 mi (309.34 km) |
| Okemos to Orlando (Florida) | 997.97 mi (1,606.08 km) |
| Okemos to Ormond Beach (Florida) | 944.45 mi (1,519.95 km) |
| Okemos to Oro Valley (Arizona) | 1,609.80 mi (2,590.73 km) |
| Okemos to Oroville (California) | 1,931.12 mi (3,107.83 km) |
| Okemos to Oshkosh (Wisconsin) | 227.35 mi (365.88 km) |
| Okemos to Oskaloosa (Iowa) | 433.38 mi (697.45 km) |
