| Glastonbury to Caguas (Puerto Rico) | 4,094.53 mi (6,589.51 km) |
| Glastonbury to Cahokia (Illinois) | 4,112.69 mi (6,618.74 km) |
| Glastonbury to Calabasas (California) | 5,381.67 mi (8,660.96 km) |
| Glastonbury to Caldwell (Idaho) | 4,789.04 mi (7,707.22 km) |
| Glastonbury to Caledonia (Wisconsin) | 3,827.33 mi (6,159.49 km) |
| Glastonbury to Calera (Alabama) | 4,235.47 mi (6,816.33 km) |
| Glastonbury to Calexico (California) | 5,356.02 mi (8,619.68 km) |
| Glastonbury to Calhoun (Georgia) | 4,095.35 mi (6,590.83 km) |
| Glastonbury to California (Maryland) | 3,570.28 mi (5,745.81 km) |
| Glastonbury to California City (California) | 5,297.97 mi (8,526.26 km) |
| Glastonbury to Callaway (Florida) | 4,332.51 mi (6,972.51 km) |
| Glastonbury to Calumet City (Illinois) | 3,868.26 mi (6,225.37 km) |
| Glastonbury to Calverton (Maryland) | 3,555.58 mi (5,722.15 km) |
| Glastonbury to Camano (Washington) | 4,705.80 mi (7,573.25 km) |
| Glastonbury to Camarillo (California) | 5,388.79 mi (8,672.42 km) |
