| Planken to Orangevale (California) | 5,773.33 mi (9,291.27 km) |
| Planken to Orchards (Washington) | 5,393.75 mi (8,680.41 km) |
| Planken to Orcutt (California) | 5,975.74 mi (9,617.03 km) |
| Planken to Oregon (Ohio) | 4,320.60 mi (6,953.33 km) |
| Planken to Oregon (Wisconsin) | 4,492.11 mi (7,229.35 km) |
| Planken to Oregon City (Oregon) | 5,415.86 mi (8,715.98 km) |
| Planken to Orem (Utah) | 5,398.46 mi (8,687.99 km) |
| Planken to Orinda (California) | 5,847.88 mi (9,411.25 km) |
| Planken to Orland Park (Illinois) | 4,495.19 mi (7,234.31 km) |
| Planken to Orlando (Florida) | 4,842.17 mi (7,792.72 km) |
| Planken to Ormond Beach (Florida) | 4,792.73 mi (7,713.16 km) |
| Planken to Oro Valley (Arizona) | 5,813.90 mi (9,356.57 km) |
| Planken to Oroville (California) | 5,734.81 mi (9,229.29 km) |
| Planken to Oshkosh (Wisconsin) | 4,410.64 mi (7,098.23 km) |
| Planken to Oskaloosa (Iowa) | 4,690.81 mi (7,549.13 km) |
