| Olney to Arcos de Valdevez | 3,512.79 mi (5,653.29 km) |
| Olney to Arcozelo | 3,522.26 mi (5,668.53 km) |
| Olney to Arganil | 3,572.59 mi (5,749.53 km) |
| Olney to Arouca | 3,544.49 mi (5,704.31 km) |
| Olney to Arruda dos Vinhos | 3,556.19 mi (5,723.13 km) |
| Olney to Aveiro | 3,532.67 mi (5,685.28 km) |
| Olney to Aver-o-Mar | 3,507.12 mi (5,644.17 km) |
| Olney to Aves | 3,528.80 mi (5,679.05 km) |
| Olney to Azambuja | 3,563.78 mi (5,735.36 km) |
| Olney to Baiao | 3,548.67 mi (5,711.04 km) |
| Olney to Barcelos | 3,511.60 mi (5,651.38 km) |
| Olney to Barreiro | 3,564.84 mi (5,737.05 km) |
| Olney to Batalha | 3,551.31 mi (5,715.29 km) |
| Olney to Beja | 3,641.19 mi (5,859.92 km) |
| Olney to Belas | 3,551.72 mi (5,715.94 km) |
