| Lake Oswego to Butzbach | 5,203.49 mi (8,374.21 km) |
| Lake Oswego to Buxtehude | 5,051.15 mi (8,129.03 km) |
| Lake Oswego to Cadolzburg | 5,313.44 mi (8,551.15 km) |
| Lake Oswego to Calbe | 5,189.38 mi (8,351.51 km) |
| Lake Oswego to Calw | 5,305.04 mi (8,537.64 km) |
| Lake Oswego to Castrop-Rauxel | 5,107.05 mi (8,219.01 km) |
| Lake Oswego to Celle | 5,109.23 mi (8,222.51 km) |
| Lake Oswego to Cham | 5,368.51 mi (8,639.78 km) |
| Lake Oswego to Chemnitz | 5,278.08 mi (8,494.25 km) |
| Lake Oswego to Clausthal-Zellerfeld | 5,162.89 mi (8,308.87 km) |
| Lake Oswego to Cloppenburg | 5,049.82 mi (8,126.89 km) |
| Lake Oswego to Coburg | 5,267.65 mi (8,477.47 km) |
| Lake Oswego to Coesfeld | 5,080.57 mi (8,176.39 km) |
| Lake Oswego to Cologne | 5,133.34 mi (8,261.32 km) |
| Lake Oswego to Coswig | 5,274.72 mi (8,488.84 km) |
