| Giffnock to Clermont (Florida) | 4,133.83 mi (6,652.75 km) |
| Giffnock to Cleveland (Mississippi) | 4,197.86 mi (6,755.80 km) |
| Giffnock to Cleveland (Ohio) | 3,470.22 mi (5,584.77 km) |
| Giffnock to Cleveland (Tennessee) | 3,904.51 mi (6,283.70 km) |
| Giffnock to Cleveland Heights (Ohio) | 3,464.21 mi (5,575.10 km) |
| Giffnock to Cliffside Park (New Jersey) | 3,213.12 mi (5,171.01 km) |
| Giffnock to Clifton (Colorado) | 4,525.96 mi (7,283.83 km) |
| Giffnock to Clifton (New Jersey) | 3,217.62 mi (5,178.26 km) |
| Giffnock to Clinton (Iowa) | 3,762.33 mi (6,054.88 km) |
| Giffnock to Clinton (Maryland) | 3,423.99 mi (5,510.38 km) |
| Giffnock to Clinton (Mississippi) | 4,257.26 mi (6,851.39 km) |
| Giffnock to Clinton (Utah) | 4,524.36 mi (7,281.25 km) |
| Giffnock to Clive (Iowa) | 3,898.94 mi (6,274.74 km) |
| Giffnock to Cloquet (Minnesota) | 3,599.69 mi (5,793.14 km) |
| Giffnock to Cloverleaf (Texas) | 4,574.42 mi (7,361.82 km) |
