| Portchester to Chantilly (Virginia) | 3,656.13 mi (5,883.96 km) |
| Portchester to Chaparral (New Mexico) | 5,134.87 mi (8,263.78 km) |
| Portchester to Chapel Hill (North Carolina) | 3,855.84 mi (6,205.37 km) |
| Portchester to Charleston (Illinois) | 4,062.50 mi (6,537.96 km) |
| Portchester to Charleston (South Carolina) | 4,040.23 mi (6,502.12 km) |
| Portchester to Charleston (West Virginia) | 3,852.33 mi (6,199.72 km) |
| Portchester to Charlotte (North Carolina) | 3,963.83 mi (6,379.17 km) |
| Portchester to Charlottesville (Virginia) | 3,736.97 mi (6,014.07 km) |
| Portchester to Chaska (Minnesota) | 4,020.64 mi (6,470.59 km) |
| Portchester to Chatham (Illinois) | 4,112.94 mi (6,619.13 km) |
| Portchester to Chattanooga (Tennessee) | 4,153.08 mi (6,683.73 km) |
| Portchester to Cheat Lake (West Virginia) | 3,720.66 mi (5,987.82 km) |
| Portchester to Chelsea (Alabama) | 4,293.44 mi (6,909.62 km) |
| Portchester to Chelsea (Massachusetts) | 3,242.05 mi (5,217.57 km) |
| Portchester to Cheney (Washington) | 4,668.93 mi (7,513.92 km) |
