| National City to Miranda de Ebro | 5,771.79 mi (9,288.80 km) |
| National City to Mislata | 6,015.10 mi (9,680.37 km) |
| National City to Moana | 5,553.88 mi (8,938.11 km) |
| National City to Moguer | 5,842.08 mi (9,401.92 km) |
| National City to Molina de Segura | 6,046.91 mi (9,731.56 km) |
| National City to Molins de Rey | 6,020.96 mi (9,689.80 km) |
| National City to Mollerusa | 5,967.95 mi (9,604.49 km) |
| National City to Mollet | 6,022.69 mi (9,692.58 km) |
| National City to Moncada | 6,024.11 mi (9,694.87 km) |
| National City to Moncada | 6,012.70 mi (9,676.50 km) |
| National City to Monforte de Lemos | 5,595.16 mi (9,004.53 km) |
| National City to Monforte del Cid | 6,052.08 mi (9,739.88 km) |
| National City to Mongat | 6,028.51 mi (9,701.96 km) |
| National City to Monovar | 6,045.06 mi (9,728.58 km) |
| National City to Monserrat | 6,012.89 mi (9,676.81 km) |
