| Effingham to Benavente | 4,126.76 mi (6,641.38 km) |
| Effingham to Bombarral | 4,100.22 mi (6,598.66 km) |
| Effingham to Bougado | 4,062.95 mi (6,538.68 km) |
| Effingham to Braga | 4,062.76 mi (6,538.38 km) |
| Effingham to Braganca | 4,131.10 mi (6,648.37 km) |
| Effingham to Cabeceiras de Basto | 4,081.91 mi (6,569.20 km) |
| Effingham to Cacem | 4,108.92 mi (6,612.66 km) |
| Effingham to Cadaval | 4,103.95 mi (6,604.67 km) |
| Effingham to Caldas da Rainha | 4,096.70 mi (6,593.00 km) |
| Effingham to Calheta | 3,915.60 mi (6,301.55 km) |
| Effingham to Camara de Lobos | 3,926.20 mi (6,318.61 km) |
| Effingham to Canico | 3,934.51 mi (6,331.99 km) |
| Effingham to Cantanhede | 4,092.38 mi (6,586.04 km) |
| Effingham to Carregal do Sal | 4,117.38 mi (6,626.29 km) |
| Effingham to Cartaxo | 4,121.64 mi (6,633.14 km) |
