| Wilmette to Cloverleaf (Texas) | 944.77 mi (1,520.45 km) |
| Wilmette to Cloverly (Maryland) | 598.64 mi (963.42 km) |
| Wilmette to Clovis (California) | 1,732.30 mi (2,787.87 km) |
| Wilmette to Clovis (New Mexico) | 988.89 mi (1,591.46 km) |
| Wilmette to Clute (Texas) | 998.46 mi (1,606.87 km) |
| Wilmette to Coachella (California) | 1,644.97 mi (2,647.32 km) |
| Wilmette to Coalinga (California) | 1,783.44 mi (2,870.17 km) |
| Wilmette to Coamo (Puerto Rico) | 2,080.48 mi (3,348.21 km) |
| Wilmette to Coatesville (Pennsylvania) | 636.70 mi (1,024.67 km) |
| Wilmette to Cockeysville (Maryland) | 607.25 mi (977.27 km) |
| Wilmette to Cocoa (Florida) | 1,023.62 mi (1,647.36 km) |
| Wilmette to Cocoa Beach (Florida) | 1,029.82 mi (1,657.34 km) |
| Wilmette to Coconut Creek (Florida) | 1,172.31 mi (1,886.65 km) |
| Wilmette to Coeur d'Alene (Idaho) | 1,465.29 mi (2,358.15 km) |
| Wilmette to Cohoes (New York) | 715.86 mi (1,152.06 km) |
