| Reston to Cassina de' Pecchi | 4,237.55 mi (6,819.68 km) |
| Reston to Cassino | 4,569.59 mi (7,354.04 km) |
| Reston to Castagneto Carducci | 4,368.84 mi (7,030.96 km) |
| Reston to Castano Primo | 4,210.75 mi (6,776.54 km) |
| Reston to Castel Bolognese | 4,381.78 mi (7,051.79 km) |
| Reston to Castel Gandolfo | 4,508.63 mi (7,255.93 km) |
| Reston to Castel Goffredo | 4,292.08 mi (6,907.44 km) |
| Reston to Castel Maggiore | 4,354.67 mi (7,008.17 km) |
| Reston to Castel Mella | 4,271.59 mi (6,874.45 km) |
| Reston to Castel San Giorgio | 4,634.11 mi (7,457.87 km) |
| Reston to Castel San Giovanni | 4,255.49 mi (6,848.56 km) |
| Reston to Castel San Pietro Terme | 4,369.63 mi (7,032.23 km) |
| Reston to Castel Volturno | 4,589.68 mi (7,386.38 km) |
| Reston to Castelbuono | 4,713.85 mi (7,586.21 km) |
| Reston to Casteldaccia | 4,683.58 mi (7,537.50 km) |
