| Lake Oswego to Central Point (Oregon) | 210.06 mi (338.06 km) |
| Lake Oswego to Centralia (Illinois) | 1,775.16 mi (2,856.84 km) |
| Lake Oswego to Centralia (Washington) | 91.39 mi (147.07 km) |
| Lake Oswego to Centreville (Virginia) | 2,331.64 mi (3,752.42 km) |
| Lake Oswego to Ceres (California) | 547.55 mi (881.20 km) |
| Lake Oswego to Cerritos (California) | 834.50 mi (1,343.00 km) |
| Lake Oswego to Chalco (Nebraska) | 1,360.84 mi (2,190.06 km) |
| Lake Oswego to Chalmette (Louisiana) | 2,063.72 mi (3,321.23 km) |
| Lake Oswego to Chambersburg (Pennsylvania) | 2,288.82 mi (3,683.50 km) |
| Lake Oswego to Chamblee (Georgia) | 2,167.87 mi (3,488.85 km) |
| Lake Oswego to Champaign (Illinois) | 1,770.04 mi (2,848.60 km) |
| Lake Oswego to Champlin (Minnesota) | 1,416.84 mi (2,280.18 km) |
| Lake Oswego to Chandler (Arizona) | 1,016.99 mi (1,636.69 km) |
| Lake Oswego to Chanhassen (Minnesota) | 1,412.99 mi (2,273.99 km) |
| Lake Oswego to Channahon (Illinois) | 1,736.72 mi (2,794.98 km) |
