| Portchester to Corinth (Mississippi) | 4,291.71 mi (6,906.84 km) |
| Portchester to Corinth (Texas) | 4,721.61 mi (7,598.69 km) |
| Portchester to Cornelius (North Carolina) | 3,953.65 mi (6,362.79 km) |
| Portchester to Cornelius (Oregon) | 4,932.14 mi (7,937.51 km) |
| Portchester to Corning (New York) | 3,499.37 mi (5,631.70 km) |
| Portchester to Corona (California) | 5,427.20 mi (8,734.23 km) |
| Portchester to Coronado (California) | 5,481.24 mi (8,821.20 km) |
| Portchester to Corpus Christi (Texas) | 5,012.90 mi (8,067.49 km) |
| Portchester to Corsicana (Texas) | 4,752.04 mi (7,647.68 km) |
| Portchester to Cortland (New York) | 3,444.75 mi (5,543.79 km) |
| Portchester to Corvallis (Oregon) | 4,992.55 mi (8,034.74 km) |
| Portchester to Coshocton (Ohio) | 3,774.97 mi (6,075.23 km) |
| Portchester to Costa Mesa (California) | 5,449.73 mi (8,770.50 km) |
| Portchester to Coto de Caza (California) | 5,442.90 mi (8,759.49 km) |
| Portchester to Cottage Grove (Minnesota) | 3,995.80 mi (6,430.61 km) |
