| Penafiel to Collegno | 841.31 mi (1,353.95 km) |
| Penafiel to Cologno al Serio | 949.78 mi (1,528.52 km) |
| Penafiel to Cologno Monzese | 929.04 mi (1,495.14 km) |
| Penafiel to Colorno | 974.31 mi (1,568.01 km) |
| Penafiel to Comacchio | 1,059.75 mi (1,705.50 km) |
| Penafiel to Comiso | 1,258.15 mi (2,024.79 km) |
| Penafiel to Como | 924.45 mi (1,487.76 km) |
| Penafiel to Concordia Sagittaria | 1,101.58 mi (1,772.82 km) |
| Penafiel to Concorezzo | 932.68 mi (1,501.00 km) |
| Penafiel to Conegliano | 1,076.72 mi (1,732.82 km) |
| Penafiel to Conselice | 1,041.34 mi (1,675.88 km) |
| Penafiel to Conselve | 1,048.95 mi (1,688.12 km) |
| Penafiel to Conversano | 1,318.17 mi (2,121.38 km) |
| Penafiel to Copertino | 1,374.93 mi (2,212.74 km) |
| Penafiel to Copparo | 1,044.27 mi (1,680.59 km) |
