| Isperih to Orangevale (California) | 6,403.46 mi (10,305.37 km) |
| Isperih to Orchards (Washington) | 5,980.33 mi (9,624.42 km) |
| Isperih to Orcutt (California) | 6,629.53 mi (10,669.20 km) |
| Isperih to Oregon (Ohio) | 5,126.84 mi (8,250.85 km) |
| Isperih to Oregon (Wisconsin) | 5,271.91 mi (8,484.32 km) |
| Isperih to Oregon City (Oregon) | 6,003.74 mi (9,662.08 km) |
| Isperih to Orem (Utah) | 6,084.14 mi (9,791.48 km) |
| Isperih to Orinda (California) | 6,474.74 mi (10,420.08 km) |
| Isperih to Orland Park (Illinois) | 5,286.96 mi (8,508.54 km) |
| Isperih to Orlando (Florida) | 5,696.70 mi (9,167.95 km) |
| Isperih to Ormond Beach (Florida) | 5,645.95 mi (9,086.28 km) |
| Isperih to Oro Valley (Arizona) | 6,541.50 mi (10,527.52 km) |
| Isperih to Oroville (California) | 6,358.59 mi (10,233.17 km) |
| Isperih to Oshkosh (Wisconsin) | 5,187.87 mi (8,349.07 km) |
| Isperih to Oskaloosa (Iowa) | 5,466.24 mi (8,797.07 km) |
