| Crawfordsville to Oerlinghausen | 4,321.63 mi (6,955.00 km) |
| Crawfordsville to Oestrich-Winkel | 4,366.91 mi (7,027.86 km) |
| Crawfordsville to Offenburg | 4,419.86 mi (7,113.07 km) |
| Crawfordsville to Oftersheim | 4,411.96 mi (7,100.36 km) |
| Crawfordsville to Ohrdruf | 4,438.75 mi (7,143.48 km) |
| Crawfordsville to Ohringen | 4,453.14 mi (7,166.64 km) |
| Crawfordsville to Olbernhau | 4,539.78 mi (7,306.06 km) |
| Crawfordsville to Olching | 4,560.30 mi (7,339.10 km) |
| Crawfordsville to Oldenburg | 4,264.04 mi (6,862.31 km) |
| Crawfordsville to Oldenburg in Holstein | 4,317.30 mi (6,948.02 km) |
| Crawfordsville to Olfen | 4,283.19 mi (6,893.13 km) |
| Crawfordsville to Olpe | 4,324.43 mi (6,959.50 km) |
| Crawfordsville to Olsberg | 4,336.78 mi (6,979.37 km) |
| Crawfordsville to Oranienburg | 4,456.06 mi (7,171.33 km) |
| Crawfordsville to Ortenberg | 4,393.85 mi (7,071.23 km) |
