| Pia to Clarkston (Georgia) | 4,555.06 mi (7,330.66 km) |
| Pia to Clarksville (Indiana) | 4,440.94 mi (7,147.00 km) |
| Pia to Clarksville (Tennessee) | 4,582.02 mi (7,374.04 km) |
| Pia to Clawson (Michigan) | 4,164.12 mi (6,701.51 km) |
| Pia to Clay (Alabama) | 4,668.62 mi (7,513.42 km) |
| Pia to Clayton (California) | 5,876.14 mi (9,456.73 km) |
| Pia to Clayton (Missouri) | 4,626.68 mi (7,445.92 km) |
| Pia to Clayton (North Carolina) | 4,212.91 mi (6,780.03 km) |
| Pia to Clayton (Ohio) | 4,316.62 mi (6,946.92 km) |
| Pia to Clearfield (Utah) | 5,369.38 mi (8,641.18 km) |
| Pia to Clearlake (California) | 5,842.89 mi (9,403.23 km) |
| Pia to Clearwater (Florida) | 4,729.73 mi (7,611.76 km) |
| Pia to Cleburne (Texas) | 5,210.13 mi (8,384.90 km) |
| Pia to Clemmons (North Carolina) | 4,288.26 mi (6,901.29 km) |
| Pia to Clemson (South Carolina) | 4,453.67 mi (7,167.49 km) |
