| Kempston to Orangevale (California) | 5,224.47 mi (8,407.97 km) |
| Kempston to Orchards (Washington) | 4,856.79 mi (7,816.24 km) |
| Kempston to Orcutt (California) | 5,421.84 mi (8,725.61 km) |
| Kempston to Oregon (Ohio) | 3,764.30 mi (6,058.05 km) |
| Kempston to Oregon (Wisconsin) | 3,930.96 mi (6,326.27 km) |
| Kempston to Oregon City (Oregon) | 4,878.44 mi (7,851.09 km) |
| Kempston to Orem (Utah) | 4,840.58 mi (7,790.16 km) |
| Kempston to Orinda (California) | 5,299.49 mi (8,528.71 km) |
| Kempston to Orland Park (Illinois) | 3,935.76 mi (6,334.00 km) |
| Kempston to Orlando (Florida) | 4,316.11 mi (6,946.11 km) |
| Kempston to Ormond Beach (Florida) | 4,265.04 mi (6,863.93 km) |
| Kempston to Oro Valley (Arizona) | 5,251.72 mi (8,451.83 km) |
| Kempston to Oroville (California) | 5,187.43 mi (8,348.37 km) |
| Kempston to Oshkosh (Wisconsin) | 3,849.18 mi (6,194.65 km) |
| Kempston to Oskaloosa (Iowa) | 4,129.31 mi (6,645.49 km) |
