| Rock Hill to Collegno | 4,503.74 mi (7,248.07 km) |
| Rock Hill to Cologno al Serio | 4,581.35 mi (7,372.98 km) |
| Rock Hill to Cologno Monzese | 4,564.75 mi (7,346.26 km) |
| Rock Hill to Colorno | 4,631.26 mi (7,453.30 km) |
| Rock Hill to Comacchio | 4,716.88 mi (7,591.08 km) |
| Rock Hill to Comiso | 5,094.58 mi (8,198.94 km) |
| Rock Hill to Como | 4,547.85 mi (7,319.05 km) |
| Rock Hill to Concordia Sagittaria | 4,710.60 mi (7,580.97 km) |
| Rock Hill to Concorezzo | 4,565.38 mi (7,347.27 km) |
| Rock Hill to Conegliano | 4,683.21 mi (7,536.90 km) |
| Rock Hill to Conselice | 4,707.68 mi (7,576.28 km) |
| Rock Hill to Conselve | 4,685.90 mi (7,541.22 km) |
| Rock Hill to Conversano | 5,062.52 mi (8,147.34 km) |
| Rock Hill to Copertino | 5,129.77 mi (8,255.56 km) |
| Rock Hill to Copparo | 4,695.23 mi (7,556.25 km) |
