| Novi Iskar to Oestrich-Winkel | 881.88 mi (1,419.24 km) |
| Novi Iskar to Offenburg | 839.34 mi (1,350.78 km) |
| Novi Iskar to Oftersheim | 838.46 mi (1,349.37 km) |
| Novi Iskar to Ohrdruf | 812.58 mi (1,307.72 km) |
| Novi Iskar to Ohringen | 796.48 mi (1,281.81 km) |
| Novi Iskar to Olbernhau | 720.13 mi (1,158.94 km) |
| Novi Iskar to Olching | 690.75 mi (1,111.66 km) |
| Novi Iskar to Oldenburg | 996.58 mi (1,603.85 km) |
| Novi Iskar to Oldenburg in Holstein | 974.91 mi (1,568.96 km) |
| Novi Iskar to Olfen | 965.96 mi (1,554.57 km) |
| Novi Iskar to Olpe | 923.54 mi (1,486.29 km) |
| Novi Iskar to Olsberg | 912.59 mi (1,468.68 km) |
| Novi Iskar to Oranienburg | 831.05 mi (1,337.45 km) |
| Novi Iskar to Ortenberg | 853.97 mi (1,374.33 km) |
| Novi Iskar to Oschatz | 758.43 mi (1,220.58 km) |
