| Niles to Benavente | 4,001.78 mi (6,440.24 km) |
| Niles to Bombarral | 3,974.80 mi (6,396.82 km) |
| Niles to Bougado | 3,930.89 mi (6,326.15 km) |
| Niles to Braga | 3,929.93 mi (6,324.61 km) |
| Niles to Braganca | 3,995.70 mi (6,430.45 km) |
| Niles to Cabeceiras de Basto | 3,948.68 mi (6,354.78 km) |
| Niles to Cacem | 3,985.14 mi (6,413.46 km) |
| Niles to Cadaval | 3,978.57 mi (6,402.89 km) |
| Niles to Caldas da Rainha | 3,970.86 mi (6,390.47 km) |
| Niles to Calheta | 3,821.93 mi (6,150.80 km) |
| Niles to Camara de Lobos | 3,832.33 mi (6,167.54 km) |
| Niles to Canico | 3,840.62 mi (6,180.87 km) |
| Niles to Cantanhede | 3,963.18 mi (6,378.12 km) |
| Niles to Carregal do Sal | 3,987.23 mi (6,416.83 km) |
| Niles to Cartaxo | 3,996.11 mi (6,431.11 km) |
