| Knightdale to Casamassima | 4,905.90 mi (7,895.29 km) |
| Knightdale to Casandrino | 4,786.77 mi (7,703.56 km) |
| Knightdale to Casapulla | 4,783.67 mi (7,698.57 km) |
| Knightdale to Casarano | 4,995.71 mi (8,039.82 km) |
| Knightdale to Casatenovo | 4,413.85 mi (7,103.41 km) |
| Knightdale to Casciana Terme | 4,537.95 mi (7,303.12 km) |
| Knightdale to Cascina | 4,529.99 mi (7,290.31 km) |
| Knightdale to Caselle Torinese | 4,356.03 mi (7,010.36 km) |
| Knightdale to Caserta | 4,785.93 mi (7,702.20 km) |
| Knightdale to Casier | 4,544.62 mi (7,313.85 km) |
| Knightdale to Casorate Primo | 4,412.30 mi (7,100.91 km) |
| Knightdale to Casoria | 4,790.18 mi (7,709.05 km) |
| Knightdale to Cassano al Ionio | 4,920.89 mi (7,919.40 km) |
| Knightdale to Cassano d'Adda | 4,427.71 mi (7,125.71 km) |
| Knightdale to Cassano delle Murge | 4,901.61 mi (7,888.37 km) |
