| Oakland to Collegno | 5,914.23 mi (9,518.04 km) |
| Oakland to Cologno al Serio | 5,948.19 mi (9,572.69 km) |
| Oakland to Cologno Monzese | 5,939.17 mi (9,558.17 km) |
| Oakland to Colorno | 6,004.06 mi (9,662.59 km) |
| Oakland to Comacchio | 6,067.88 mi (9,765.31 km) |
| Oakland to Comiso | 6,583.72 mi (10,595.47 km) |
| Oakland to Como | 5,918.00 mi (9,524.11 km) |
| Oakland to Concordia Sagittaria | 6,025.14 mi (9,696.53 km) |
| Oakland to Concorezzo | 5,937.43 mi (9,555.36 km) |
| Oakland to Conegliano | 6,003.34 mi (9,661.44 km) |
| Oakland to Conselice | 6,068.56 mi (9,766.40 km) |
| Oakland to Conselve | 6,028.75 mi (9,702.34 km) |
| Oakland to Conversano | 6,419.86 mi (10,331.77 km) |
| Oakland to Copertino | 6,486.45 mi (10,438.93 km) |
| Oakland to Copparo | 6,046.77 mi (9,731.34 km) |
