| Seymour to Cadillac (Michigan) | 367.13 mi (590.84 km) |
| Seymour to Caguas (Puerto Rico) | 1,861.66 mi (2,996.06 km) |
| Seymour to Cahokia (Illinois) | 232.53 mi (374.23 km) |
| Seymour to Calabasas (California) | 1,839.39 mi (2,960.21 km) |
| Seymour to Caldwell (Idaho) | 1,620.06 mi (2,607.24 km) |
| Seymour to Caledonia (Wisconsin) | 285.55 mi (459.55 km) |
| Seymour to Calera (Alabama) | 405.09 mi (651.93 km) |
| Seymour to Calexico (California) | 1,705.84 mi (2,745.29 km) |
| Seymour to Calhoun (Georgia) | 312.40 mi (502.76 km) |
| Seymour to California (Maryland) | 508.98 mi (819.12 km) |
| Seymour to California City (California) | 1,773.59 mi (2,854.32 km) |
| Seymour to Callaway (Florida) | 609.19 mi (980.40 km) |
| Seymour to Calumet City (Illinois) | 203.89 mi (328.13 km) |
| Seymour to Calverton (Maryland) | 480.01 mi (772.50 km) |
| Seymour to Camano (Washington) | 1,918.12 mi (3,086.92 km) |
