| Seymour to Cullman (Alabama) | 333.76 mi (537.14 km) |
| Seymour to Culpeper (Virginia) | 426.59 mi (686.53 km) |
| Seymour to Culver City (California) | 1,827.90 mi (2,941.72 km) |
| Seymour to Cumberland (Maryland) | 384.35 mi (618.55 km) |
| Seymour to Cupertino (California) | 1,955.32 mi (3,146.78 km) |
| Seymour to Cutler Bay (Florida) | 978.67 mi (1,575.01 km) |
| Seymour to Cutlerville (Michigan) | 269.20 mi (433.23 km) |
| Seymour to Cuyahoga Falls (Ohio) | 277.21 mi (446.12 km) |
| Seymour to Cypress (California) | 1,813.21 mi (2,918.08 km) |
| Seymour to Cypress Gardens (Florida) | 793.78 mi (1,277.47 km) |
| Seymour to Cypress Lake (Florida) | 887.89 mi (1,428.92 km) |
| Seymour to D'Iberville (Mississippi) | 610.02 mi (981.73 km) |
| Seymour to Dakota Ridge (Colorado) | 1,028.21 mi (1,654.74 km) |
| Seymour to Dale City (Virginia) | 460.45 mi (741.02 km) |
| Seymour to Dallas (Georgia) | 352.56 mi (567.39 km) |
