| Reston to Ayamonte | 3,707.97 mi (5,967.40 km) |
| Reston to Azcoitia | 3,785.47 mi (6,092.13 km) |
| Reston to Azpeitia | 3,787.50 mi (6,095.39 km) |
| Reston to Azuqueca de Henares | 3,813.15 mi (6,136.67 km) |
| Reston to Badajoz | 3,680.98 mi (5,923.96 km) |
| Reston to Badalona | 4,046.78 mi (6,512.66 km) |
| Reston to Baena | 3,848.57 mi (6,193.67 km) |
| Reston to Baeza | 3,879.30 mi (6,243.12 km) |
| Reston to Bailen | 3,861.59 mi (6,214.63 km) |
| Reston to Balaguer | 3,969.66 mi (6,388.55 km) |
| Reston to Banolas | 4,050.45 mi (6,518.57 km) |
| Reston to Baranain | 3,825.75 mi (6,156.95 km) |
| Reston to Barbadanes | 3,545.25 mi (5,705.53 km) |
| Reston to Barbastro | 3,930.83 mi (6,326.06 km) |
| Reston to Barcelona | 4,045.72 mi (6,510.95 km) |
