| Piedras Blancas to Cloverly (Maryland) | 3,583.50 mi (5,767.09 km) |
| Piedras Blancas to Clovis (California) | 5,502.51 mi (8,855.44 km) |
| Piedras Blancas to Clovis (New Mexico) | 4,951.35 mi (7,968.43 km) |
| Piedras Blancas to Clute (Texas) | 4,841.86 mi (7,792.21 km) |
| Piedras Blancas to Coachella (California) | 5,524.50 mi (8,890.82 km) |
| Piedras Blancas to Coalinga (California) | 5,561.54 mi (8,950.43 km) |
| Piedras Blancas to Coamo (Puerto Rico) | 3,892.92 mi (6,265.05 km) |
| Piedras Blancas to Coatesville (Pennsylvania) | 3,499.16 mi (5,631.35 km) |
| Piedras Blancas to Cockeysville (Maryland) | 3,553.62 mi (5,719.00 km) |
| Piedras Blancas to Cocoa (Florida) | 4,169.24 mi (6,709.75 km) |
| Piedras Blancas to Cocoa Beach (Florida) | 4,164.41 mi (6,701.97 km) |
| Piedras Blancas to Coconut Creek (Florida) | 4,227.67 mi (6,803.78 km) |
| Piedras Blancas to Coeur d'Alene (Idaho) | 4,860.14 mi (7,821.64 km) |
| Piedras Blancas to Cohoes (New York) | 3,314.26 mi (5,333.78 km) |
| Piedras Blancas to Cold Springs (Nevada) | 5,367.44 mi (8,638.06 km) |
