| Niederkassel to Mondolfo | 564.58 mi (908.60 km) |
| Niederkassel to Mondovi | 445.99 mi (717.76 km) |
| Niederkassel to Monesiglio | 441.62 mi (710.72 km) |
| Niederkassel to Monfalcone | 457.22 mi (735.82 km) |
| Niederkassel to Monopoli | 840.07 mi (1,351.96 km) |
| Niederkassel to Monreale | 931.59 mi (1,499.25 km) |
| Niederkassel to Monselice | 442.87 mi (712.74 km) |
| Niederkassel to Monserrato | 805.75 mi (1,296.72 km) |
| Niederkassel to Monsummano | 511.65 mi (823.42 km) |
| Niederkassel to Montagnana | 436.59 mi (702.62 km) |
| Niederkassel to Montale | 510.62 mi (821.76 km) |
| Niederkassel to Montalto di Castro | 623.59 mi (1,003.56 km) |
| Niederkassel to Montalto Uffugo | 903.89 mi (1,454.68 km) |
| Niederkassel to Monte Compatri | 678.85 mi (1,092.50 km) |
| Niederkassel to Monte di Procida | 769.35 mi (1,238.15 km) |
