| Rockville to Buhusi | 4,880.96 mi (7,855.14 km) |
| Rockville to Bumbesti-Jiu | 4,815.00 mi (7,748.99 km) |
| Rockville to Busteni | 4,890.16 mi (7,869.95 km) |
| Rockville to Buzau | 4,950.72 mi (7,967.41 km) |
| Rockville to Cajvana | 4,812.50 mi (7,744.96 km) |
| Rockville to Calafat | 4,846.01 mi (7,798.90 km) |
| Rockville to Calan | 4,777.98 mi (7,689.41 km) |
| Rockville to Calarasi | 5,010.94 mi (8,064.33 km) |
| Rockville to Campia Turzii | 4,779.61 mi (7,692.04 km) |
| Rockville to Campina | 4,909.71 mi (7,901.42 km) |
| Rockville to Campulung | 4,876.94 mi (7,848.67 km) |
| Rockville to Campulung Moldovenesc | 4,803.86 mi (7,731.06 km) |
| Rockville to Caracal | 4,896.68 mi (7,880.45 km) |
| Rockville to Caransebes | 4,759.27 mi (7,659.31 km) |
| Rockville to Carei | 4,680.28 mi (7,532.18 km) |
