| Engen to Cicero (Illinois) | 4,424.68 mi (7,120.84 km) |
| Engen to Cimarron Hills (Colorado) | 5,189.18 mi (8,351.17 km) |
| Engen to Cincinnati (Ohio) | 4,422.47 mi (7,117.28 km) |
| Engen to Cinco Ranch (Texas) | 5,333.85 mi (8,583.99 km) |
| Engen to Circleville (Ohio) | 4,338.23 mi (6,981.71 km) |
| Engen to Citrus (California) | 5,884.93 mi (9,470.88 km) |
| Engen to Citrus Heights (California) | 5,716.47 mi (9,199.77 km) |
| Engen to Citrus Park (Florida) | 4,865.54 mi (7,830.33 km) |
| Engen to Claiborne (Louisiana) | 5,048.94 mi (8,125.48 km) |
| Engen to Claremont (California) | 5,878.98 mi (9,461.30 km) |
| Engen to Claremont (New Hampshire) | 3,746.54 mi (6,029.47 km) |
| Engen to Claremore (Oklahoma) | 4,992.30 mi (8,034.32 km) |
| Engen to Clarksburg (Maryland) | 4,123.75 mi (6,636.53 km) |
| Engen to Clarksburg (West Virginia) | 4,246.93 mi (6,834.77 km) |
| Engen to Clarksdale (Mississippi) | 4,901.37 mi (7,888.00 km) |
