| Ourem to Odessa (Texas) | 5,037.38 mi (8,106.88 km) |
| Ourem to Ogden (Utah) | 5,068.82 mi (8,157.47 km) |
| Ourem to Oildale (California) | 5,620.10 mi (9,044.67 km) |
| Ourem to Ojus (Florida) | 4,155.30 mi (6,687.31 km) |
| Ourem to Okemos (Michigan) | 3,811.97 mi (6,134.77 km) |
| Ourem to Oklahoma City (Oklahoma) | 4,667.69 mi (7,511.92 km) |
| Ourem to Okmulgee (Oklahoma) | 4,591.34 mi (7,389.04 km) |
| Ourem to Olathe (Kansas) | 4,416.02 mi (7,106.90 km) |
| Ourem to Old Jamestown (Missouri) | 4,206.75 mi (6,770.11 km) |
| Ourem to Oldsmar (Florida) | 4,208.45 mi (6,772.84 km) |
| Ourem to Olean (New York) | 3,548.98 mi (5,711.53 km) |
| Ourem to Olive Branch (Mississippi) | 4,320.32 mi (6,952.88 km) |
| Ourem to Olivehurst (California) | 5,546.89 mi (8,926.86 km) |
| Ourem to Olney (Maryland) | 3,562.75 mi (5,733.70 km) |
| Ourem to Olympia (Washington) | 5,214.72 mi (8,392.28 km) |
