| Kirkwall to Corinth (Mississippi) | 4,036.61 mi (6,496.29 km) |
| Kirkwall to Corinth (Texas) | 4,425.19 mi (7,121.66 km) |
| Kirkwall to Cornelius (North Carolina) | 3,743.95 mi (6,025.30 km) |
| Kirkwall to Cornelius (Oregon) | 4,456.93 mi (7,172.74 km) |
| Kirkwall to Corning (New York) | 3,259.42 mi (5,245.53 km) |
| Kirkwall to Corona (California) | 5,014.92 mi (8,070.74 km) |
| Kirkwall to Coronado (California) | 5,075.50 mi (8,168.23 km) |
| Kirkwall to Corpus Christi (Texas) | 4,745.33 mi (7,636.87 km) |
| Kirkwall to Corsicana (Texas) | 4,465.43 mi (7,186.41 km) |
| Kirkwall to Cortland (New York) | 3,206.01 mi (5,159.57 km) |
| Kirkwall to Corvallis (Oregon) | 4,519.48 mi (7,273.39 km) |
| Kirkwall to Coshocton (Ohio) | 3,522.08 mi (5,668.25 km) |
| Kirkwall to Costa Mesa (California) | 5,036.47 mi (8,105.42 km) |
| Kirkwall to Coto de Caza (California) | 5,031.51 mi (8,097.44 km) |
| Kirkwall to Cottage Grove (Minnesota) | 3,649.87 mi (5,873.90 km) |
