| Naugatuck to Arcos de Valdevez | 3,252.64 mi (5,234.61 km) |
| Naugatuck to Arcozelo | 3,263.22 mi (5,251.64 km) |
| Naugatuck to Arganil | 3,314.43 mi (5,334.06 km) |
| Naugatuck to Arouca | 3,285.45 mi (5,287.41 km) |
| Naugatuck to Arruda dos Vinhos | 3,300.35 mi (5,311.40 km) |
| Naugatuck to Aveiro | 3,274.20 mi (5,269.32 km) |
| Naugatuck to Aver-o-Mar | 3,247.67 mi (5,226.62 km) |
| Naugatuck to Aves | 3,269.11 mi (5,261.13 km) |
| Naugatuck to Azambuja | 3,307.71 mi (5,323.25 km) |
| Naugatuck to Baiao | 3,289.23 mi (5,293.51 km) |
| Naugatuck to Barcelos | 3,251.95 mi (5,233.50 km) |
| Naugatuck to Barreiro | 3,309.50 mi (5,326.13 km) |
| Naugatuck to Batalha | 3,294.33 mi (5,301.71 km) |
| Naugatuck to Beja | 3,386.18 mi (5,449.53 km) |
| Naugatuck to Belas | 3,296.33 mi (5,304.93 km) |
