| Glastonbury to Corinth (Mississippi) | 4,219.46 mi (6,790.56 km) |
| Glastonbury to Corinth (Texas) | 4,649.98 mi (7,483.41 km) |
| Glastonbury to Cornelius (North Carolina) | 3,881.17 mi (6,246.15 km) |
| Glastonbury to Cornelius (Oregon) | 4,871.79 mi (7,840.39 km) |
| Glastonbury to Corning (New York) | 3,427.07 mi (5,515.33 km) |
| Glastonbury to Corona (California) | 5,360.53 mi (8,626.94 km) |
| Glastonbury to Coronado (California) | 5,414.09 mi (8,713.13 km) |
| Glastonbury to Corpus Christi (Texas) | 4,940.72 mi (7,951.31 km) |
| Glastonbury to Corsicana (Texas) | 4,680.20 mi (7,532.06 km) |
| Glastonbury to Cortland (New York) | 3,372.45 mi (5,427.43 km) |
| Glastonbury to Corvallis (Oregon) | 4,931.91 mi (7,937.14 km) |
| Glastonbury to Coshocton (Ohio) | 3,702.77 mi (5,959.03 km) |
| Glastonbury to Costa Mesa (California) | 5,383.13 mi (8,663.31 km) |
| Glastonbury to Coto de Caza (California) | 5,376.16 mi (8,652.09 km) |
| Glastonbury to Cottage Grove (Minnesota) | 3,925.99 mi (6,318.26 km) |
