| Sempeter pri Gorici to Odessa (Texas) | 5,739.41 mi (9,236.69 km) |
| Sempeter pri Gorici to Ogden (Utah) | 5,546.36 mi (8,926.00 km) |
| Sempeter pri Gorici to Oildale (California) | 6,090.23 mi (9,801.27 km) |
| Sempeter pri Gorici to Ojus (Florida) | 5,123.62 mi (8,245.67 km) |
| Sempeter pri Gorici to Okemos (Michigan) | 4,521.22 mi (7,276.20 km) |
| Sempeter pri Gorici to Oklahoma City (Oklahoma) | 5,370.79 mi (8,643.45 km) |
| Sempeter pri Gorici to Okmulgee (Oklahoma) | 5,306.67 mi (8,540.27 km) |
| Sempeter pri Gorici to Olathe (Kansas) | 5,096.63 mi (8,202.23 km) |
| Sempeter pri Gorici to Old Jamestown (Missouri) | 4,927.97 mi (7,930.80 km) |
| Sempeter pri Gorici to Oldsmar (Florida) | 5,134.37 mi (8,262.97 km) |
| Sempeter pri Gorici to Olean (New York) | 4,313.33 mi (6,941.64 km) |
| Sempeter pri Gorici to Olive Branch (Mississippi) | 5,099.99 mi (8,207.63 km) |
| Sempeter pri Gorici to Olivehurst (California) | 5,941.72 mi (9,562.27 km) |
| Sempeter pri Gorici to Olney (Maryland) | 4,384.33 mi (7,055.90 km) |
| Sempeter pri Gorici to Olympia (Washington) | 5,494.69 mi (8,842.85 km) |
