| Gourock to Carlsbad (New Mexico) | 4,732.42 mi (7,616.10 km) |
| Gourock to Carmel (Indiana) | 3,686.20 mi (5,932.37 km) |
| Gourock to Carmichael (California) | 4,920.17 mi (7,918.25 km) |
| Gourock to Carney (Maryland) | 3,355.51 mi (5,400.17 km) |
| Gourock to Carnot-Moon (Pennsylvania) | 3,440.07 mi (5,536.26 km) |
| Gourock to Carol Stream (Illinois) | 3,660.73 mi (5,891.38 km) |
| Gourock to Carolina (Puerto Rico) | 4,063.53 mi (6,539.62 km) |
| Gourock to Carolina Forest (South Carolina) | 3,729.69 mi (6,002.36 km) |
| Gourock to Carpentersville (Illinois) | 3,656.28 mi (5,884.21 km) |
| Gourock to Carpinteria (California) | 5,115.21 mi (8,232.14 km) |
| Gourock to Carrboro (North Carolina) | 3,625.87 mi (5,835.27 km) |
| Gourock to Carroll (Iowa) | 3,889.97 mi (6,260.31 km) |
| Gourock to Carrollton (Georgia) | 3,973.48 mi (6,394.70 km) |
| Gourock to Carrollton (Texas) | 4,440.84 mi (7,146.84 km) |
| Gourock to Carrollwood (Florida) | 4,168.39 mi (6,708.37 km) |
