| Gourock to Chantilly (Virginia) | 3,415.74 mi (5,497.10 km) |
| Gourock to Chaparral (New Mexico) | 4,826.95 mi (7,768.22 km) |
| Gourock to Chapel Hill (North Carolina) | 3,623.95 mi (5,832.19 km) |
| Gourock to Charleston (Illinois) | 3,784.40 mi (6,090.40 km) |
| Gourock to Charleston (South Carolina) | 3,819.16 mi (6,146.35 km) |
| Gourock to Charleston (West Virginia) | 3,599.98 mi (5,793.61 km) |
| Gourock to Charlotte (North Carolina) | 3,728.59 mi (6,000.58 km) |
| Gourock to Charlottesville (Virginia) | 3,497.04 mi (5,627.94 km) |
| Gourock to Chaska (Minnesota) | 3,708.45 mi (5,968.17 km) |
| Gourock to Chatham (Illinois) | 3,829.60 mi (6,163.15 km) |
| Gourock to Chattanooga (Tennessee) | 3,902.44 mi (6,280.38 km) |
| Gourock to Cheat Lake (West Virginia) | 3,468.20 mi (5,581.53 km) |
| Gourock to Chelsea (Alabama) | 4,044.98 mi (6,509.76 km) |
| Gourock to Chelsea (Massachusetts) | 3,005.28 mi (4,836.53 km) |
| Gourock to Cheney (Washington) | 4,306.34 mi (6,930.38 km) |
