| Ipsala to Oerlinghausen | 1,131.90 mi (1,821.62 km) |
| Ipsala to Oestrich-Winkel | 1,084.77 mi (1,745.77 km) |
| Ipsala to Offenburg | 1,041.46 mi (1,676.07 km) |
| Ipsala to Oftersheim | 1,041.35 mi (1,675.90 km) |
| Ipsala to Ohrdruf | 1,013.63 mi (1,631.29 km) |
| Ipsala to Ohringen | 999.39 mi (1,608.36 km) |
| Ipsala to Olbernhau | 918.50 mi (1,478.18 km) |
| Ipsala to Olching | 893.58 mi (1,438.07 km) |
| Ipsala to Oldenburg | 1,195.60 mi (1,924.13 km) |
| Ipsala to Oldenburg in Holstein | 1,167.45 mi (1,878.83 km) |
| Ipsala to Olfen | 1,167.83 mi (1,879.43 km) |
| Ipsala to Olpe | 1,125.93 mi (1,812.00 km) |
| Ipsala to Olsberg | 1,114.36 mi (1,793.39 km) |
| Ipsala to Oranienburg | 1,023.44 mi (1,647.07 km) |
| Ipsala to Ortenberg | 1,056.51 mi (1,700.28 km) |
