| Glastonbury to Cloverly (Maryland) | 3,555.54 mi (5,722.09 km) |
| Glastonbury to Clovis (California) | 5,262.64 mi (8,469.39 km) |
| Glastonbury to Clovis (New Mexico) | 4,818.43 mi (7,754.51 km) |
| Glastonbury to Clute (Texas) | 4,793.64 mi (7,714.62 km) |
| Glastonbury to Coachella (California) | 5,322.18 mi (8,565.23 km) |
| Glastonbury to Coalinga (California) | 5,321.88 mi (8,564.74 km) |
| Glastonbury to Coamo (Puerto Rico) | 4,116.58 mi (6,625.00 km) |
| Glastonbury to Coatesville (Pennsylvania) | 3,468.50 mi (5,582.01 km) |
| Glastonbury to Cockeysville (Maryland) | 3,523.86 mi (5,671.10 km) |
| Glastonbury to Cocoa (Florida) | 4,216.40 mi (6,785.65 km) |
| Glastonbury to Cocoa Beach (Florida) | 4,212.86 mi (6,779.94 km) |
| Glastonbury to Coconut Creek (Florida) | 4,295.58 mi (6,913.07 km) |
| Glastonbury to Coeur d'Alene (Idaho) | 4,572.86 mi (7,359.31 km) |
| Glastonbury to Cohoes (New York) | 3,264.52 mi (5,253.73 km) |
| Glastonbury to Cold Springs (Nevada) | 5,110.33 mi (8,224.27 km) |
