| Penrith to Cicero (Illinois) | 3,760.56 mi (6,052.04 km) |
| Penrith to Cimarron Hills (Colorado) | 4,508.49 mi (7,255.71 km) |
| Penrith to Cincinnati (Ohio) | 3,772.37 mi (6,071.04 km) |
| Penrith to Cinco Ranch (Texas) | 4,682.39 mi (7,535.57 km) |
| Penrith to Circleville (Ohio) | 3,690.31 mi (5,938.99 km) |
| Penrith to Citrus (California) | 5,201.04 mi (8,370.26 km) |
| Penrith to Citrus Heights (California) | 5,035.48 mi (8,103.82 km) |
| Penrith to Citrus Park (Florida) | 4,262.54 mi (6,859.90 km) |
| Penrith to Claiborne (Louisiana) | 4,399.30 mi (7,079.98 km) |
| Penrith to Claremont (California) | 5,195.07 mi (8,360.66 km) |
| Penrith to Claremont (New Hampshire) | 3,110.09 mi (5,005.20 km) |
| Penrith to Claremore (Oklahoma) | 4,326.53 mi (6,962.87 km) |
| Penrith to Clarksburg (Maryland) | 3,492.08 mi (5,619.96 km) |
| Penrith to Clarksburg (West Virginia) | 3,606.63 mi (5,804.31 km) |
| Penrith to Clarksdale (Mississippi) | 4,251.29 mi (6,841.80 km) |
