| Gloucester City to Cadiz | 3,648.42 mi (5,871.56 km) |
| Gloucester City to Calafell | 3,887.36 mi (6,256.10 km) |
| Gloucester City to Calahorra | 3,690.08 mi (5,938.60 km) |
| Gloucester City to Calasparra | 3,822.72 mi (6,152.07 km) |
| Gloucester City to Calatayud | 3,732.68 mi (6,007.17 km) |
| Gloucester City to Caldas de Montbuy | 3,902.03 mi (6,279.71 km) |
| Gloucester City to Caldas de Reyes | 3,367.39 mi (5,419.29 km) |
| Gloucester City to Calella | 3,925.52 mi (6,317.52 km) |
| Gloucester City to Callosa de Segura | 3,865.86 mi (6,221.49 km) |
| Gloucester City to Calpe | 3,894.05 mi (6,266.87 km) |
| Gloucester City to Calvia | 3,982.27 mi (6,408.85 km) |
| Gloucester City to Camas | 3,635.45 mi (5,850.69 km) |
| Gloucester City to Cambados | 3,362.19 mi (5,410.92 km) |
| Gloucester City to Cambre | 3,365.47 mi (5,416.20 km) |
| Gloucester City to Cambrils | 3,867.43 mi (6,224.02 km) |
