| Manhattan to Odessa (Texas) | 1,685.88 mi (2,713.16 km) |
| Manhattan to Ogden (Utah) | 1,965.69 mi (3,163.47 km) |
| Manhattan to Oildale (California) | 2,450.61 mi (3,943.88 km) |
| Manhattan to Ojus (Florida) | 1,084.24 mi (1,744.92 km) |
| Manhattan to Okemos (Michigan) | 554.31 mi (892.07 km) |
| Manhattan to Oklahoma City (Oklahoma) | 1,326.93 mi (2,135.50 km) |
| Manhattan to Okmulgee (Oklahoma) | 1,245.11 mi (2,003.80 km) |
| Manhattan to Olathe (Kansas) | 1,111.55 mi (1,788.87 km) |
| Manhattan to Old Jamestown (Missouri) | 875.13 mi (1,408.39 km) |
| Manhattan to Oldsmar (Florida) | 1,008.70 mi (1,623.34 km) |
| Manhattan to Olean (New York) | 248.09 mi (399.26 km) |
| Manhattan to Olive Branch (Mississippi) | 953.11 mi (1,533.88 km) |
| Manhattan to Olivehurst (California) | 2,492.91 mi (4,011.95 km) |
| Manhattan to Olney (Maryland) | 199.56 mi (321.16 km) |
| Manhattan to Olympia (Washington) | 2,432.76 mi (3,915.15 km) |
