| Seia to Chantilly (Virginia) | 3,610.05 mi (5,809.81 km) |
| Seia to Chaparral (New Mexico) | 5,232.88 mi (8,421.51 km) |
| Seia to Chapel Hill (North Carolina) | 3,780.01 mi (6,083.34 km) |
| Seia to Charleston (Illinois) | 4,101.92 mi (6,601.40 km) |
| Seia to Charleston (South Carolina) | 3,930.54 mi (6,325.58 km) |
| Seia to Charleston (West Virginia) | 3,829.07 mi (6,162.30 km) |
| Seia to Charlotte (North Carolina) | 3,892.18 mi (6,263.87 km) |
| Seia to Charlottesville (Virginia) | 3,686.29 mi (5,932.52 km) |
| Seia to Chaska (Minnesota) | 4,165.80 mi (6,704.21 km) |
| Seia to Chatham (Illinois) | 4,165.71 mi (6,704.06 km) |
| Seia to Chattanooga (Tennessee) | 4,113.96 mi (6,620.78 km) |
| Seia to Cheat Lake (West Virginia) | 3,703.06 mi (5,959.50 km) |
| Seia to Chelsea (Alabama) | 4,243.63 mi (6,829.46 km) |
| Seia to Chelsea (Massachusetts) | 3,206.36 mi (5,160.13 km) |
| Seia to Cheney (Washington) | 4,999.39 mi (8,045.73 km) |
