| Riviera Beach to Arcos de Valdevez | 4,100.15 mi (6,598.56 km) |
| Riviera Beach to Arcozelo | 4,098.47 mi (6,595.85 km) |
| Riviera Beach to Arganil | 4,139.35 mi (6,661.63 km) |
| Riviera Beach to Arouca | 4,120.23 mi (6,630.87 km) |
| Riviera Beach to Arruda dos Vinhos | 4,102.94 mi (6,603.04 km) |
| Riviera Beach to Aveiro | 4,103.18 mi (6,603.44 km) |
| Riviera Beach to Aver-o-Mar | 4,087.62 mi (6,578.39 km) |
| Riviera Beach to Aves | 4,111.10 mi (6,616.18 km) |
| Riviera Beach to Azambuja | 4,112.34 mi (6,618.17 km) |
| Riviera Beach to Baiao | 4,128.12 mi (6,643.57 km) |
| Riviera Beach to Barcelos | 4,094.03 mi (6,588.71 km) |
| Riviera Beach to Barreiro | 4,107.23 mi (6,609.95 km) |
| Riviera Beach to Batalha | 4,108.06 mi (6,611.28 km) |
| Riviera Beach to Beja | 4,179.00 mi (6,725.44 km) |
| Riviera Beach to Belas | 4,094.92 mi (6,590.14 km) |
