| Duncan to Melzo | 5,290.10 mi (8,513.59 km) |
| Duncan to Mendicino | 5,828.80 mi (9,380.55 km) |
| Duncan to Menfi | 5,768.82 mi (9,284.01 km) |
| Duncan to Mentana | 5,564.30 mi (8,954.87 km) |
| Duncan to Merano | 5,309.19 mi (8,544.31 km) |
| Duncan to Merate | 5,282.62 mi (8,501.55 km) |
| Duncan to Mercato San Severino | 5,703.16 mi (9,178.35 km) |
| Duncan to Mercogliano | 5,696.00 mi (9,166.82 km) |
| Duncan to Mesagne | 5,833.14 mi (9,387.53 km) |
| Duncan to Messina | 5,850.93 mi (9,416.16 km) |
| Duncan to Mestre | 5,399.71 mi (8,690.00 km) |
| Duncan to Mestrino | 5,383.35 mi (8,663.66 km) |
| Duncan to Milan | 5,282.56 mi (8,501.45 km) |
| Duncan to Milazzo | 5,836.79 mi (9,393.41 km) |
| Duncan to Minerbio | 5,406.93 mi (8,701.62 km) |
