| Picayune to Cibolo (Texas) | 514.94 mi (828.72 km) |
| Picayune to Cicero (Illinois) | 788.79 mi (1,269.43 km) |
| Picayune to Cimarron Hills (Colorado) | 1,027.27 mi (1,653.23 km) |
| Picayune to Cincinnati (Ohio) | 662.76 mi (1,066.61 km) |
| Picayune to Cinco Ranch (Texas) | 367.85 mi (592.00 km) |
| Picayune to Circleville (Ohio) | 733.14 mi (1,179.88 km) |
| Picayune to Citrus (California) | 1,660.60 mi (2,672.48 km) |
| Picayune to Citrus Heights (California) | 1,873.46 mi (3,015.04 km) |
| Picayune to Citrus Park (Florida) | 460.72 mi (741.46 km) |
| Picayune to Claiborne (Louisiana) | 203.28 mi (327.14 km) |
| Picayune to Claremont (California) | 1,650.67 mi (2,656.50 km) |
| Picayune to Claremont (New Hampshire) | 1,300.41 mi (2,092.81 km) |
| Picayune to Claremore (Oklahoma) | 525.91 mi (846.37 km) |
| Picayune to Clarksburg (Maryland) | 923.18 mi (1,485.71 km) |
| Picayune to Clarksburg (West Virginia) | 803.06 mi (1,292.40 km) |
