| Simi Valley to Clarksdale (Mississippi) | 1,604.57 mi (2,582.31 km) |
| Simi Valley to Clarkston (Georgia) | 1,966.44 mi (3,164.68 km) |
| Simi Valley to Clarksville (Indiana) | 1,847.99 mi (2,974.05 km) |
| Simi Valley to Clarksville (Tennessee) | 1,767.78 mi (2,844.97 km) |
| Simi Valley to Clawson (Michigan) | 1,994.07 mi (3,209.15 km) |
| Simi Valley to Clay (Alabama) | 1,834.14 mi (2,951.76 km) |
| Simi Valley to Clayton (California) | 309.75 mi (498.50 km) |
| Simi Valley to Clayton (Missouri) | 1,601.33 mi (2,577.09 km) |
| Simi Valley to Clayton (North Carolina) | 2,267.85 mi (3,649.76 km) |
| Simi Valley to Clayton (Ohio) | 1,924.28 mi (3,096.84 km) |
| Simi Valley to Clearfield (Utah) | 598.21 mi (962.72 km) |
| Simi Valley to Clearlake (California) | 389.16 mi (626.30 km) |
| Simi Valley to Clearwater (Florida) | 2,160.79 mi (3,477.46 km) |
| Simi Valley to Cleburne (Texas) | 1,236.60 mi (1,990.12 km) |
| Simi Valley to Clemmons (North Carolina) | 2,156.73 mi (3,470.92 km) |
