| Glastonbury to Cividale del Friuli | 813.49 mi (1,309.19 km) |
| Glastonbury to Civita Castellana | 938.73 mi (1,510.74 km) |
| Glastonbury to Civitanova Marche | 939.83 mi (1,512.51 km) |
| Glastonbury to Civitavecchia | 927.12 mi (1,492.05 km) |
| Glastonbury to Civitella in Val di Chiana | 859.33 mi (1,382.96 km) |
| Glastonbury to Clusone | 682.92 mi (1,099.05 km) |
| Glastonbury to Coccaglio | 697.45 mi (1,122.44 km) |
| Glastonbury to Codigoro | 810.55 mi (1,304.46 km) |
| Glastonbury to Codogno | 704.82 mi (1,134.29 km) |
| Glastonbury to Codroipo | 799.97 mi (1,287.43 km) |
| Glastonbury to Cogoleto | 703.14 mi (1,131.60 km) |
| Glastonbury to Colle di Val d'Elsa | 839.05 mi (1,350.32 km) |
| Glastonbury to Colle Salvetti | 806.17 mi (1,297.41 km) |
| Glastonbury to Collecchio | 742.26 mi (1,194.55 km) |
| Glastonbury to Colleferro | 988.35 mi (1,590.60 km) |
