| Sierpc to Arcozelo | 1,549.65 mi (2,493.92 km) |
| Sierpc to Arganil | 1,565.92 mi (2,520.10 km) |
| Sierpc to Arouca | 1,539.85 mi (2,478.16 km) |
| Sierpc to Arruda dos Vinhos | 1,663.95 mi (2,677.87 km) |
| Sierpc to Aveiro | 1,569.50 mi (2,525.86 km) |
| Sierpc to Aver-o-Mar | 1,538.91 mi (2,476.64 km) |
| Sierpc to Aves | 1,518.89 mi (2,444.41 km) |
| Sierpc to Azambuja | 1,652.26 mi (2,659.06 km) |
| Sierpc to Baiao | 1,520.92 mi (2,447.68 km) |
| Sierpc to Barcelos | 1,527.85 mi (2,458.84 km) |
| Sierpc to Barreiro | 1,679.40 mi (2,702.74 km) |
| Sierpc to Batalha | 1,621.60 mi (2,609.72 km) |
| Sierpc to Beja | 1,666.41 mi (2,681.82 km) |
| Sierpc to Belas | 1,681.89 mi (2,706.74 km) |
| Sierpc to Benavente | 1,654.59 mi (2,662.80 km) |
