| Markham to Benavente | 4,009.11 mi (6,452.05 km) |
| Markham to Bombarral | 3,982.21 mi (6,408.75 km) |
| Markham to Bougado | 3,939.52 mi (6,340.04 km) |
| Markham to Braga | 3,938.71 mi (6,338.74 km) |
| Markham to Braganca | 4,004.97 mi (6,445.38 km) |
| Markham to Cabeceiras de Basto | 3,957.53 mi (6,369.03 km) |
| Markham to Cacem | 3,992.26 mi (6,424.91 km) |
| Markham to Cadaval | 3,985.98 mi (6,414.81 km) |
| Markham to Caldas da Rainha | 3,978.34 mi (6,402.53 km) |
| Markham to Calheta | 3,823.78 mi (6,153.77 km) |
| Markham to Camara de Lobos | 3,834.21 mi (6,170.57 km) |
| Markham to Canico | 3,842.50 mi (6,183.91 km) |
| Markham to Cantanhede | 3,971.28 mi (6,391.16 km) |
| Markham to Carregal do Sal | 3,995.52 mi (6,430.16 km) |
| Markham to Cartaxo | 4,003.54 mi (6,443.08 km) |
