| Ourem to Cloverly (Maryland) | 3,560.34 mi (5,729.82 km) |
| Ourem to Clovis (California) | 5,580.45 mi (8,980.87 km) |
| Ourem to Clovis (New Mexico) | 4,972.13 mi (8,001.87 km) |
| Ourem to Clute (Texas) | 4,816.27 mi (7,751.04 km) |
| Ourem to Coachella (California) | 5,580.26 mi (8,980.57 km) |
| Ourem to Coalinga (California) | 5,638.91 mi (9,074.95 km) |
| Ourem to Coamo (Puerto Rico) | 3,729.67 mi (6,002.32 km) |
| Ourem to Coatesville (Pennsylvania) | 3,478.62 mi (5,598.29 km) |
| Ourem to Cockeysville (Maryland) | 3,531.85 mi (5,683.96 km) |
| Ourem to Cocoa (Florida) | 4,097.94 mi (6,595.00 km) |
| Ourem to Cocoa Beach (Florida) | 4,092.46 mi (6,586.18 km) |
| Ourem to Coconut Creek (Florida) | 4,144.50 mi (6,669.92 km) |
| Ourem to Coeur d'Alene (Idaho) | 4,970.97 mi (8,000.00 km) |
| Ourem to Cohoes (New York) | 3,306.90 mi (5,321.95 km) |
| Ourem to Cold Springs (Nevada) | 5,456.59 mi (8,781.53 km) |
