| Skien to Cloverly (Maryland) | 3,837.91 mi (6,176.51 km) |
| Skien to Clovis (California) | 5,194.64 mi (8,359.96 km) |
| Skien to Clovis (New Mexico) | 4,918.24 mi (7,915.15 km) |
| Skien to Clute (Texas) | 5,006.70 mi (8,057.50 km) |
| Skien to Coachella (California) | 5,307.87 mi (8,542.19 km) |
| Skien to Coalinga (California) | 5,252.42 mi (8,452.96 km) |
| Skien to Coamo (Puerto Rico) | 4,654.01 mi (7,489.91 km) |
| Skien to Coatesville (Pennsylvania) | 3,751.26 mi (6,037.07 km) |
| Skien to Cockeysville (Maryland) | 3,805.36 mi (6,124.14 km) |
| Skien to Cocoa (Florida) | 4,564.12 mi (7,345.25 km) |
| Skien to Cocoa Beach (Florida) | 4,562.17 mi (7,342.11 km) |
| Skien to Coconut Creek (Florida) | 4,664.78 mi (7,507.24 km) |
| Skien to Coeur d'Alene (Idaho) | 4,453.35 mi (7,166.98 km) |
| Skien to Cohoes (New York) | 3,533.19 mi (5,686.13 km) |
| Skien to Cold Springs (Nevada) | 5,020.83 mi (8,080.25 km) |
