| Greenock to Clermont (Florida) | 4,114.50 mi (6,621.64 km) |
| Greenock to Cleveland (Mississippi) | 4,177.44 mi (6,722.94 km) |
| Greenock to Cleveland (Ohio) | 3,449.80 mi (5,551.92 km) |
| Greenock to Cleveland (Tennessee) | 3,884.35 mi (6,251.25 km) |
| Greenock to Cleveland Heights (Ohio) | 3,443.80 mi (5,542.25 km) |
| Greenock to Cliffside Park (New Jersey) | 3,193.23 mi (5,139.01 km) |
| Greenock to Clifton (Colorado) | 4,505.25 mi (7,250.49 km) |
| Greenock to Clifton (New Jersey) | 3,197.72 mi (5,146.23 km) |
| Greenock to Clinton (Iowa) | 3,741.61 mi (6,021.53 km) |
| Greenock to Clinton (Maryland) | 3,404.09 mi (5,478.35 km) |
| Greenock to Clinton (Mississippi) | 4,236.93 mi (6,818.69 km) |
| Greenock to Clinton (Utah) | 4,503.81 mi (7,248.19 km) |
| Greenock to Clive (Iowa) | 3,878.17 mi (6,241.30 km) |
| Greenock to Cloquet (Minnesota) | 3,578.89 mi (5,759.67 km) |
| Greenock to Cloverleaf (Texas) | 4,553.97 mi (7,328.91 km) |
