| Rommerskirchen to Odessa (Texas) | 5,273.29 mi (8,486.55 km) |
| Rommerskirchen to Ogden (Utah) | 5,071.80 mi (8,162.28 km) |
| Rommerskirchen to Oildale (California) | 5,616.08 mi (9,038.21 km) |
| Rommerskirchen to Ojus (Florida) | 4,712.19 mi (7,583.53 km) |
| Rommerskirchen to Okemos (Michigan) | 4,060.80 mi (6,535.23 km) |
| Rommerskirchen to Oklahoma City (Oklahoma) | 4,906.02 mi (7,895.48 km) |
| Rommerskirchen to Okmulgee (Oklahoma) | 4,843.41 mi (7,794.71 km) |
| Rommerskirchen to Olathe (Kansas) | 4,630.70 mi (7,452.40 km) |
| Rommerskirchen to Old Jamestown (Missouri) | 4,466.97 mi (7,188.89 km) |
| Rommerskirchen to Oldsmar (Florida) | 4,710.23 mi (7,580.39 km) |
| Rommerskirchen to Olean (New York) | 3,861.70 mi (6,214.80 km) |
| Rommerskirchen to Olive Branch (Mississippi) | 4,645.91 mi (7,476.87 km) |
| Rommerskirchen to Olivehurst (California) | 5,469.90 mi (8,802.96 km) |
| Rommerskirchen to Olney (Maryland) | 3,942.08 mi (6,344.17 km) |
| Rommerskirchen to Olympia (Washington) | 5,029.01 mi (8,093.41 km) |
