| Richfield to Arcos de Valdevez | 4,062.92 mi (6,538.63 km) |
| Richfield to Arcozelo | 4,084.52 mi (6,573.40 km) |
| Richfield to Arganil | 4,142.87 mi (6,667.30 km) |
| Richfield to Arouca | 4,106.22 mi (6,608.32 km) |
| Richfield to Arruda dos Vinhos | 4,148.40 mi (6,676.21 km) |
| Richfield to Aveiro | 4,100.72 mi (6,599.47 km) |
| Richfield to Aver-o-Mar | 4,065.31 mi (6,542.49 km) |
| Richfield to Aves | 4,083.91 mi (6,572.42 km) |
| Richfield to Azambuja | 4,153.79 mi (6,684.88 km) |
| Richfield to Baiao | 4,106.05 mi (6,608.05 km) |
| Richfield to Barcelos | 4,067.40 mi (6,545.85 km) |
| Richfield to Barreiro | 4,161.14 mi (6,696.71 km) |
| Richfield to Batalha | 4,133.32 mi (6,651.93 km) |
| Richfield to Beja | 4,238.74 mi (6,821.59 km) |
| Richfield to Belas | 4,147.79 mi (6,675.22 km) |
