| Lake Oswego to Chicago Ridge (Illinois) | 1,753.12 mi (2,821.37 km) |
| Lake Oswego to Chickasha (Oklahoma) | 1,480.80 mi (2,383.13 km) |
| Lake Oswego to Chico (California) | 393.30 mi (632.96 km) |
| Lake Oswego to Chicopee (Massachusetts) | 2,469.39 mi (3,974.10 km) |
| Lake Oswego to Chillicothe (Ohio) | 2,047.94 mi (3,295.83 km) |
| Lake Oswego to Chillum (Maryland) | 2,349.97 mi (3,781.91 km) |
| Lake Oswego to Chino (California) | 833.37 mi (1,341.18 km) |
| Lake Oswego to Chino Hills (California) | 834.53 mi (1,343.05 km) |
| Lake Oswego to Chino Valley (Arizona) | 913.57 mi (1,470.25 km) |
| Lake Oswego to Chippewa Falls (Wisconsin) | 1,515.71 mi (2,439.30 km) |
| Lake Oswego to Choctaw (Oklahoma) | 1,494.22 mi (2,404.72 km) |
| Lake Oswego to Chowchilla (California) | 587.74 mi (945.88 km) |
| Lake Oswego to Christiansburg (Virginia) | 2,241.67 mi (3,607.63 km) |
| Lake Oswego to Chubbuck (Idaho) | 535.24 mi (861.38 km) |
| Lake Oswego to Chula Vista (California) | 933.96 mi (1,503.06 km) |
