| Simi Valley to Cullman (Alabama) | 1,815.36 mi (2,921.53 km) |
| Simi Valley to Culpeper (Virginia) | 2,267.09 mi (3,648.53 km) |
| Simi Valley to Culver City (California) | 27.01 mi (43.47 km) |
| Simi Valley to Cumberland (Maryland) | 2,220.39 mi (3,573.37 km) |
| Simi Valley to Cupertino (California) | 280.28 mi (451.06 km) |
| Simi Valley to Cutler Bay (Florida) | 2,362.38 mi (3,801.88 km) |
| Simi Valley to Cutlerville (Michigan) | 1,868.84 mi (3,007.60 km) |
| Simi Valley to Cuyahoga Falls (Ohio) | 2,073.12 mi (3,336.36 km) |
| Simi Valley to Cypress (California) | 51.16 mi (82.34 km) |
| Simi Valley to Cypress Gardens (Florida) | 2,221.65 mi (3,575.40 km) |
| Simi Valley to Cypress Lake (Florida) | 2,246.86 mi (3,615.97 km) |
| Simi Valley to D'Iberville (Mississippi) | 1,755.10 mi (2,824.56 km) |
| Simi Valley to Dakota Ridge (Colorado) | 836.63 mi (1,346.43 km) |
| Simi Valley to Dale City (Virginia) | 2,301.11 mi (3,703.28 km) |
| Simi Valley to Dallas (Georgia) | 1,931.22 mi (3,107.99 km) |
