| Bayou Blue to Cortona | 5,420.28 mi (8,723.09 km) |
| Bayou Blue to Cosenza | 5,752.62 mi (9,257.95 km) |
| Bayou Blue to Cossato | 5,178.95 mi (8,334.71 km) |
| Bayou Blue to Costa Volpino | 5,252.95 mi (8,453.80 km) |
| Bayou Blue to Creazzo | 5,321.38 mi (8,563.94 km) |
| Bayou Blue to Crema | 5,250.43 mi (8,449.76 km) |
| Bayou Blue to Cremona | 5,273.07 mi (8,486.19 km) |
| Bayou Blue to Crevalcore | 5,334.81 mi (8,585.55 km) |
| Bayou Blue to Crispiano | 5,746.72 mi (9,248.45 km) |
| Bayou Blue to Crosia | 5,765.56 mi (9,278.77 km) |
| Bayou Blue to Crotone | 5,799.61 mi (9,333.57 km) |
| Bayou Blue to Cuneo | 5,189.45 mi (8,351.61 km) |
| Bayou Blue to Cuorgne | 5,162.21 mi (8,307.78 km) |
| Bayou Blue to Cusano Milanino | 5,223.09 mi (8,405.75 km) |
| Bayou Blue to Cutro | 5,795.54 mi (9,327.03 km) |
