| Eckington to Carson (California) | 5,332.07 mi (8,581.14 km) |
| Eckington to Carson City (Nevada) | 5,070.16 mi (8,159.63 km) |
| Eckington to Carteret (New Jersey) | 3,389.19 mi (5,454.37 km) |
| Eckington to Cartersville (Georgia) | 4,114.39 mi (6,621.48 km) |
| Eckington to Carthage (Missouri) | 4,327.60 mi (6,964.60 km) |
| Eckington to Cary (Illinois) | 3,851.94 mi (6,199.11 km) |
| Eckington to Cary (North Carolina) | 3,797.44 mi (6,111.39 km) |
| Eckington to Casa de Oro-Mount Helix (California) | 5,353.22 mi (8,615.18 km) |
| Eckington to Casa Grande (Arizona) | 5,173.93 mi (8,326.64 km) |
| Eckington to Casas Adobes (Arizona) | 5,180.26 mi (8,336.82 km) |
| Eckington to Cascades (Virginia) | 3,585.05 mi (5,769.58 km) |
| Eckington to Casper (Wyoming) | 4,449.21 mi (7,160.32 km) |
| Eckington to Casselberry (Florida) | 4,254.29 mi (6,846.62 km) |
| Eckington to Castaic (California) | 5,306.50 mi (8,539.99 km) |
| Eckington to Castle Pines (Colorado) | 4,581.09 mi (7,372.55 km) |
