| Rommerskirchen to Orangevale (California) | 5,484.17 mi (8,825.91 km) |
| Rommerskirchen to Orchards (Washington) | 5,100.72 mi (8,208.82 km) |
| Rommerskirchen to Orcutt (California) | 5,689.54 mi (9,156.43 km) |
| Rommerskirchen to Oregon (Ohio) | 4,073.27 mi (6,555.29 km) |
| Rommerskirchen to Oregon (Wisconsin) | 4,233.03 mi (6,812.40 km) |
| Rommerskirchen to Oregon City (Oregon) | 5,122.92 mi (8,244.54 km) |
| Rommerskirchen to Orem (Utah) | 5,116.24 mi (8,233.79 km) |
| Rommerskirchen to Orinda (California) | 5,558.46 mi (8,945.48 km) |
| Rommerskirchen to Orland Park (Illinois) | 4,241.08 mi (6,825.36 km) |
| Rommerskirchen to Orlando (Florida) | 4,633.47 mi (7,456.85 km) |
| Rommerskirchen to Ormond Beach (Florida) | 4,582.34 mi (7,374.56 km) |
| Rommerskirchen to Oro Valley (Arizona) | 5,540.65 mi (8,916.82 km) |
| Rommerskirchen to Oroville (California) | 5,444.98 mi (8,762.85 km) |
| Rommerskirchen to Oshkosh (Wisconsin) | 4,150.46 mi (6,679.52 km) |
| Rommerskirchen to Oskaloosa (Iowa) | 4,430.32 mi (7,129.91 km) |
