| Momchilgrad to Novi di Modena | 765.69 mi (1,232.26 km) |
| Momchilgrad to Novi Ligure | 865.79 mi (1,393.35 km) |
| Momchilgrad to Nuoro | 842.59 mi (1,356.02 km) |
| Momchilgrad to Occhiobello | 733.72 mi (1,180.81 km) |
| Momchilgrad to Oderzo | 708.47 mi (1,140.18 km) |
| Momchilgrad to Oggiono | 853.30 mi (1,373.25 km) |
| Momchilgrad to Olbia | 827.07 mi (1,331.04 km) |
| Momchilgrad to Oleggio | 883.99 mi (1,422.64 km) |
| Momchilgrad to Olgiate Comasco | 871.21 mi (1,402.07 km) |
| Momchilgrad to Olgiate Olona | 872.71 mi (1,404.50 km) |
| Momchilgrad to Omegna | 898.94 mi (1,446.71 km) |
| Momchilgrad to Opera | 853.16 mi (1,373.03 km) |
| Momchilgrad to Oppeano | 759.01 mi (1,221.51 km) |
| Momchilgrad to Orbassano | 928.83 mi (1,494.81 km) |
| Momchilgrad to Orbetello | 731.31 mi (1,176.93 km) |
