| New Port Richey East to Mangualde | 4,227.39 mi (6,803.33 km) |
| New Port Richey East to Marco de Canavezes | 4,198.22 mi (6,756.38 km) |
| New Port Richey East to Marinha Grande | 4,181.38 mi (6,729.29 km) |
| New Port Richey East to Massama | 4,180.14 mi (6,727.29 km) |
| New Port Richey East to Matosinhos | 4,170.38 mi (6,711.57 km) |
| New Port Richey East to Mealhada | 4,195.87 mi (6,752.59 km) |
| New Port Richey East to Melgaco | 4,177.75 mi (6,723.45 km) |
| New Port Richey East to Melres | 4,187.42 mi (6,738.99 km) |
| New Port Richey East to Mira | 4,180.57 mi (6,727.97 km) |
| New Port Richey East to Miranda do Corvo | 4,206.50 mi (6,769.70 km) |
| New Port Richey East to Mirandela | 4,242.16 mi (6,827.10 km) |
| New Port Richey East to Mogadouro | 4,268.08 mi (6,868.81 km) |
| New Port Richey East to Moimenta da Beira | 4,228.68 mi (6,805.40 km) |
| New Port Richey East to Moita | 4,197.19 mi (6,754.72 km) |
| New Port Richey East to Moncao | 4,167.75 mi (6,707.34 km) |
