| Chirpan to Montemor-o-Novo | 1,769.58 mi (2,847.86 km) |
| Chirpan to Montemor-o-Velho | 1,762.24 mi (2,836.06 km) |
| Chirpan to Montijo | 1,803.74 mi (2,902.84 km) |
| Chirpan to Mortagua | 1,734.48 mi (2,791.37 km) |
| Chirpan to Moura | 1,742.13 mi (2,803.69 km) |
| Chirpan to Murtosa | 1,749.43 mi (2,815.44 km) |
| Chirpan to Nazare | 1,792.80 mi (2,885.23 km) |
| Chirpan to Nelas | 1,713.53 mi (2,757.65 km) |
| Chirpan to Obidos | 1,802.39 mi (2,900.67 km) |
| Chirpan to Odemira | 1,815.85 mi (2,922.33 km) |
| Chirpan to Odivelas | 1,815.66 mi (2,922.02 km) |
| Chirpan to Oeiras | 1,825.02 mi (2,937.09 km) |
| Chirpan to Olhao | 1,789.33 mi (2,879.65 km) |
| Chirpan to Oliveira de Azemeis | 1,739.57 mi (2,799.57 km) |
| Chirpan to Oliveira de Frades | 1,726.92 mi (2,779.21 km) |
