| Marshalltown to Benavente | 4,234.76 mi (6,815.19 km) |
| Marshalltown to Bombarral | 4,207.52 mi (6,771.34 km) |
| Marshalltown to Bougado | 4,158.52 mi (6,692.49 km) |
| Marshalltown to Braga | 4,156.94 mi (6,689.94 km) |
| Marshalltown to Braganca | 4,220.41 mi (6,792.09 km) |
| Marshalltown to Cabeceiras de Basto | 4,175.31 mi (6,719.51 km) |
| Marshalltown to Cacem | 4,219.02 mi (6,789.86 km) |
| Marshalltown to Cadaval | 4,211.30 mi (6,777.44 km) |
| Marshalltown to Caldas da Rainha | 4,203.26 mi (6,764.50 km) |
| Marshalltown to Calheta | 4,072.58 mi (6,554.18 km) |
| Marshalltown to Camara de Lobos | 4,082.89 mi (6,570.77 km) |
| Marshalltown to Canico | 4,091.15 mi (6,584.07 km) |
| Marshalltown to Cantanhede | 4,193.05 mi (6,748.06 km) |
| Marshalltown to Carregal do Sal | 4,216.32 mi (6,785.50 km) |
| Marshalltown to Cartaxo | 4,228.70 mi (6,805.44 km) |
