| Petersburg to Cloverleaf (Texas) | 1,142.90 mi (1,839.32 km) |
| Petersburg to Cloverly (Maryland) | 133.13 mi (214.26 km) |
| Petersburg to Clovis (California) | 2,313.48 mi (3,723.19 km) |
| Petersburg to Clovis (New Mexico) | 1,453.51 mi (2,339.20 km) |
| Petersburg to Clute (Texas) | 1,182.49 mi (1,903.03 km) |
| Petersburg to Coachella (California) | 2,179.51 mi (3,507.58 km) |
| Petersburg to Coalinga (California) | 2,359.71 mi (3,797.58 km) |
| Petersburg to Coamo (Puerto Rico) | 1,481.27 mi (2,383.87 km) |
| Petersburg to Coatesville (Pennsylvania) | 210.01 mi (337.99 km) |
| Petersburg to Cockeysville (Maryland) | 162.59 mi (261.66 km) |
| Petersburg to Cocoa (Florida) | 640.19 mi (1,030.29 km) |
| Petersburg to Cocoa Beach (Florida) | 641.03 mi (1,031.63 km) |
| Petersburg to Coconut Creek (Florida) | 772.30 mi (1,242.89 km) |
| Petersburg to Coeur d'Alene (Idaho) | 2,108.92 mi (3,393.99 km) |
| Petersburg to Cohoes (New York) | 431.25 mi (694.03 km) |
