| Cassano delle Murge to Orangevale (California) | 6,334.58 mi (10,194.52 km) |
| Cassano delle Murge to Orchards (Washington) | 5,949.13 mi (9,574.20 km) |
| Cassano delle Murge to Orcutt (California) | 6,538.86 mi (10,523.28 km) |
| Cassano delle Murge to Oregon (Ohio) | 4,866.17 mi (7,831.34 km) |
| Cassano delle Murge to Oregon (Wisconsin) | 5,046.53 mi (8,121.60 km) |
| Cassano delle Murge to Oregon City (Oregon) | 5,971.47 mi (9,610.15 km) |
| Cassano delle Murge to Orem (Utah) | 5,962.37 mi (9,595.51 km) |
| Cassano delle Murge to Orinda (California) | 6,408.90 mi (10,314.13 km) |
| Cassano delle Murge to Orland Park (Illinois) | 5,045.98 mi (8,120.71 km) |
| Cassano delle Murge to Orlando (Florida) | 5,346.77 mi (8,604.80 km) |
| Cassano delle Murge to Ormond Beach (Florida) | 5,299.50 mi (8,528.73 km) |
| Cassano delle Murge to Oro Valley (Arizona) | 6,375.80 mi (10,260.86 km) |
| Cassano delle Murge to Oroville (California) | 6,295.42 mi (10,131.50 km) |
| Cassano delle Murge to Oshkosh (Wisconsin) | 4,965.88 mi (7,991.81 km) |
| Cassano delle Murge to Oskaloosa (Iowa) | 5,246.02 mi (8,442.65 km) |
