| Larkspur to Mangualde | 5,625.24 mi (9,052.94 km) |
| Larkspur to Marco de Canavezes | 5,582.97 mi (8,984.93 km) |
| Larkspur to Marinha Grande | 5,620.69 mi (9,045.63 km) |
| Larkspur to Massama | 5,654.12 mi (9,099.42 km) |
| Larkspur to Matosinhos | 5,562.11 mi (8,951.35 km) |
| Larkspur to Mealhada | 5,609.43 mi (9,027.51 km) |
| Larkspur to Melgaco | 5,534.42 mi (8,906.79 km) |
| Larkspur to Melres | 5,579.01 mi (8,978.56 km) |
| Larkspur to Mira | 5,596.19 mi (9,006.20 km) |
| Larkspur to Miranda do Corvo | 5,627.33 mi (9,056.31 km) |
| Larkspur to Mirandela | 5,604.99 mi (9,020.36 km) |
| Larkspur to Mogadouro | 5,629.62 mi (9,060.00 km) |
| Larkspur to Moimenta da Beira | 5,612.92 mi (9,033.13 km) |
| Larkspur to Moita | 5,670.64 mi (9,126.02 km) |
| Larkspur to Moncao | 5,528.48 mi (8,897.23 km) |
