| Ithaca to Orangevale (California) | 2,334.20 mi (3,756.53 km) |
| Ithaca to Orchards (Washington) | 2,264.41 mi (3,644.21 km) |
| Ithaca to Orcutt (California) | 2,398.94 mi (3,860.72 km) |
| Ithaca to Oregon (Ohio) | 359.58 mi (578.69 km) |
| Ithaca to Oregon (Wisconsin) | 654.68 mi (1,053.61 km) |
| Ithaca to Oregon City (Oregon) | 2,272.10 mi (3,656.59 km) |
| Ithaca to Orem (Utah) | 1,817.87 mi (2,925.58 km) |
| Ithaca to Orinda (California) | 2,403.06 mi (3,867.35 km) |
| Ithaca to Orland Park (Illinois) | 585.41 mi (942.12 km) |
| Ithaca to Orlando (Florida) | 1,002.16 mi (1,612.82 km) |
| Ithaca to Ormond Beach (Florida) | 943.66 mi (1,518.67 km) |
| Ithaca to Oro Valley (Arizona) | 1,997.77 mi (3,215.10 km) |
| Ithaca to Oroville (California) | 2,331.82 mi (3,752.70 km) |
| Ithaca to Oshkosh (Wisconsin) | 616.16 mi (991.61 km) |
| Ithaca to Oskaloosa (Iowa) | 832.84 mi (1,340.32 km) |
