| Opatija to Clarkston (Georgia) | 4,974.69 mi (8,006.00 km) |
| Opatija to Clarksville (Indiana) | 4,825.66 mi (7,766.15 km) |
| Opatija to Clarksville (Tennessee) | 4,971.43 mi (8,000.74 km) |
| Opatija to Clawson (Michigan) | 4,530.13 mi (7,290.54 km) |
| Opatija to Clay (Alabama) | 5,078.96 mi (8,173.79 km) |
| Opatija to Clayton (California) | 6,072.17 mi (9,772.21 km) |
| Opatija to Clayton (Missouri) | 4,989.52 mi (8,029.86 km) |
| Opatija to Clayton (North Carolina) | 4,644.41 mi (7,474.45 km) |
| Opatija to Clayton (Ohio) | 4,696.86 mi (7,558.86 km) |
| Opatija to Clearfield (Utah) | 5,607.19 mi (9,023.89 km) |
| Opatija to Clearlake (California) | 6,028.97 mi (9,702.68 km) |
| Opatija to Clearwater (Florida) | 5,188.09 mi (8,349.42 km) |
| Opatija to Cleburne (Texas) | 5,578.58 mi (8,977.85 km) |
| Opatija to Clemmons (North Carolina) | 4,709.83 mi (7,579.75 km) |
| Opatija to Clemson (South Carolina) | 4,873.90 mi (7,843.78 km) |
