| Sligo to Cicero (Illinois) | 3,558.48 mi (5,726.82 km) |
| Sligo to Cimarron Hills (Colorado) | 4,325.87 mi (6,961.81 km) |
| Sligo to Cincinnati (Ohio) | 3,561.88 mi (5,732.30 km) |
| Sligo to Cinco Ranch (Texas) | 4,472.96 mi (7,198.53 km) |
| Sligo to Circleville (Ohio) | 3,478.75 mi (5,598.51 km) |
| Sligo to Citrus (California) | 5,034.44 mi (8,102.15 km) |
| Sligo to Citrus Heights (California) | 4,883.66 mi (7,859.49 km) |
| Sligo to Citrus Park (Florida) | 4,037.99 mi (6,498.52 km) |
| Sligo to Claiborne (Louisiana) | 4,188.87 mi (6,741.34 km) |
| Sligo to Claremont (California) | 5,028.15 mi (8,092.02 km) |
| Sligo to Claremont (New Hampshire) | 2,893.44 mi (4,656.54 km) |
| Sligo to Claremore (Oklahoma) | 4,125.81 mi (6,639.84 km) |
| Sligo to Clarksburg (Maryland) | 3,274.09 mi (5,269.13 km) |
| Sligo to Clarksburg (West Virginia) | 3,391.78 mi (5,458.54 km) |
| Sligo to Clarksdale (Mississippi) | 4,041.02 mi (6,503.39 km) |
