| Penafiel to Cesme | 1,835.52 mi (2,953.98 km) |
| Penafiel to Ceyhan | 2,356.02 mi (3,791.64 km) |
| Penafiel to Ceylanpinar | 2,578.34 mi (4,149.44 km) |
| Penafiel to Cicekdagi | 2,226.18 mi (3,582.68 km) |
| Penafiel to Cide | 2,114.59 mi (3,403.10 km) |
| Penafiel to Cifteler | 2,058.45 mi (3,312.76 km) |
| Penafiel to Ciftlik | 2,260.73 mi (3,638.30 km) |
| Penafiel to Ciftlikkoy | 1,947.92 mi (3,134.88 km) |
| Penafiel to Cihanbeyli | 2,170.11 mi (3,492.46 km) |
| Penafiel to Cildir | 2,633.80 mi (4,238.69 km) |
| Penafiel to Cilimli | 2,031.75 mi (3,269.79 km) |
| Penafiel to Cinar | 2,574.81 mi (4,143.76 km) |
| Penafiel to Cinarcik | 1,937.86 mi (3,118.68 km) |
| Penafiel to Cine | 1,941.83 mi (3,125.08 km) |
| Penafiel to Civril | 2,013.55 mi (3,240.50 km) |
