| Penrith to Cloverly (Maryland) | 3,487.43 mi (5,612.48 km) |
| Penrith to Clovis (California) | 5,097.67 mi (8,203.90 km) |
| Penrith to Clovis (New Mexico) | 4,697.02 mi (7,559.12 km) |
| Penrith to Clute (Texas) | 4,707.33 mi (7,575.72 km) |
| Penrith to Coachella (California) | 5,171.03 mi (8,321.96 km) |
| Penrith to Coalinga (California) | 5,156.75 mi (8,298.99 km) |
| Penrith to Coamo (Puerto Rico) | 4,156.95 mi (6,689.96 km) |
| Penrith to Coatesville (Pennsylvania) | 3,400.07 mi (5,471.88 km) |
| Penrith to Cockeysville (Maryland) | 3,455.27 mi (5,560.72 km) |
| Penrith to Cocoa (Florida) | 4,175.41 mi (6,719.68 km) |
| Penrith to Cocoa Beach (Florida) | 4,172.46 mi (6,714.92 km) |
| Penrith to Coconut Creek (Florida) | 4,263.17 mi (6,860.91 km) |
| Penrith to Coeur d'Alene (Idaho) | 4,393.30 mi (7,070.34 km) |
| Penrith to Cohoes (New York) | 3,189.91 mi (5,133.67 km) |
| Penrith to Cold Springs (Nevada) | 4,939.63 mi (7,949.57 km) |
