| Picayune to Clarksdale (Mississippi) | 258.31 mi (415.71 km) |
| Picayune to Clarkston (Georgia) | 390.12 mi (627.83 km) |
| Picayune to Clarksville (Indiana) | 582.26 mi (937.06 km) |
| Picayune to Clarksville (Tennessee) | 438.14 mi (705.11 km) |
| Picayune to Clawson (Michigan) | 904.29 mi (1,455.31 km) |
| Picayune to Clay (Alabama) | 282.63 mi (454.84 km) |
| Picayune to Clayton (California) | 1,901.81 mi (3,060.67 km) |
| Picayune to Clayton (Missouri) | 561.74 mi (904.04 km) |
| Picayune to Clayton (North Carolina) | 739.20 mi (1,189.63 km) |
| Picayune to Clayton (Ohio) | 711.79 mi (1,145.51 km) |
| Picayune to Clearfield (Utah) | 1,443.37 mi (2,322.89 km) |
| Picayune to Clearlake (California) | 1,947.62 mi (3,134.40 km) |
| Picayune to Clearwater (Florida) | 452.24 mi (727.81 km) |
| Picayune to Cleburne (Texas) | 473.37 mi (761.81 km) |
| Picayune to Clemmons (North Carolina) | 656.81 mi (1,057.04 km) |
