| Gloucester City to Cernavoda | 4,914.78 mi (7,909.57 km) |
| Gloucester City to Chitila | 4,827.09 mi (7,768.45 km) |
| Gloucester City to Cisnadie | 4,705.94 mi (7,573.48 km) |
| Gloucester City to Cluj-Napoca | 4,641.98 mi (7,470.55 km) |
| Gloucester City to Codlea | 4,757.27 mi (7,656.09 km) |
| Gloucester City to Comanesti | 4,766.30 mi (7,670.61 km) |
| Gloucester City to Comarnic | 4,782.93 mi (7,697.38 km) |
| Gloucester City to Constanta | 4,945.45 mi (7,958.93 km) |
| Gloucester City to Corabia | 4,798.20 mi (7,721.95 km) |
| Gloucester City to Costesti | 4,776.82 mi (7,687.54 km) |
| Gloucester City to Covasna | 4,779.88 mi (7,692.48 km) |
| Gloucester City to Craiova | 4,747.92 mi (7,641.03 km) |
| Gloucester City to Cristuru Secuiesc | 4,717.32 mi (7,591.79 km) |
| Gloucester City to Cugir | 4,669.70 mi (7,515.16 km) |
| Gloucester City to Cumpana | 4,944.73 mi (7,957.78 km) |
