| Griffith to Montalegre | 3,948.41 mi (6,354.35 km) |
| Griffith to Montemor-o-Novo | 4,037.05 mi (6,497.00 km) |
| Griffith to Montemor-o-Velho | 3,963.31 mi (6,378.34 km) |
| Griffith to Montijo | 4,004.03 mi (6,443.86 km) |
| Griffith to Mortagua | 3,974.96 mi (6,397.08 km) |
| Griffith to Moura | 4,090.96 mi (6,583.76 km) |
| Griffith to Murtosa | 3,946.53 mi (6,351.32 km) |
| Griffith to Nazare | 3,964.83 mi (6,380.77 km) |
| Griffith to Nelas | 3,989.68 mi (6,420.77 km) |
| Griffith to Obidos | 3,968.84 mi (6,387.23 km) |
| Griffith to Odemira | 4,054.98 mi (6,525.86 km) |
| Griffith to Odivelas | 3,987.27 mi (6,416.90 km) |
| Griffith to Oeiras | 3,984.56 mi (6,412.52 km) |
| Griffith to Olhao | 4,112.14 mi (6,617.85 km) |
| Griffith to Oliveira de Azemeis | 3,950.19 mi (6,357.22 km) |
