| Elk Plain to Orangevale (California) | 580.12 mi (933.62 km) |
| Elk Plain to Orchards (Washington) | 93.85 mi (151.03 km) |
| Elk Plain to Orcutt (California) | 847.12 mi (1,363.31 km) |
| Elk Plain to Oregon (Ohio) | 1,938.60 mi (3,119.88 km) |
| Elk Plain to Oregon (Wisconsin) | 1,624.03 mi (2,613.63 km) |
| Elk Plain to Oregon City (Oregon) | 118.00 mi (189.91 km) |
| Elk Plain to Orem (Utah) | 706.91 mi (1,137.67 km) |
| Elk Plain to Orinda (California) | 633.08 mi (1,018.85 km) |
| Elk Plain to Orland Park (Illinois) | 1,731.44 mi (2,786.48 km) |
| Elk Plain to Orlando (Florida) | 2,541.97 mi (4,090.91 km) |
| Elk Plain to Ormond Beach (Florida) | 2,515.30 mi (4,047.99 km) |
| Elk Plain to Oro Valley (Arizona) | 1,174.85 mi (1,890.73 km) |
| Elk Plain to Oroville (California) | 522.70 mi (841.20 km) |
| Elk Plain to Oshkosh (Wisconsin) | 1,636.44 mi (2,633.60 km) |
| Elk Plain to Oskaloosa (Iowa) | 1,515.75 mi (2,439.36 km) |
