| Lake Oswego to Carlsbad (California) | 896.57 mi (1,442.89 km) |
| Lake Oswego to Carlsbad (New Mexico) | 1,333.27 mi (2,145.69 km) |
| Lake Oswego to Carmel (Indiana) | 1,877.34 mi (3,021.28 km) |
| Lake Oswego to Carmichael (California) | 473.79 mi (762.49 km) |
| Lake Oswego to Carney (Maryland) | 2,358.77 mi (3,796.07 km) |
| Lake Oswego to Carnot-Moon (Pennsylvania) | 2,148.85 mi (3,458.23 km) |
| Lake Oswego to Carol Stream (Illinois) | 1,731.04 mi (2,785.84 km) |
| Lake Oswego to Carolina (Puerto Rico) | 3,718.46 mi (5,984.28 km) |
| Lake Oswego to Carolina Forest (South Carolina) | 2,432.26 mi (3,914.34 km) |
| Lake Oswego to Carpentersville (Illinois) | 1,718.61 mi (2,765.83 km) |
| Lake Oswego to Carpinteria (California) | 779.54 mi (1,254.55 km) |
| Lake Oswego to Carrboro (North Carolina) | 2,346.32 mi (3,776.04 km) |
| Lake Oswego to Carroll (Iowa) | 1,401.32 mi (2,255.21 km) |
| Lake Oswego to Carrollton (Georgia) | 2,141.81 mi (3,446.91 km) |
| Lake Oswego to Carrollton (Texas) | 1,615.47 mi (2,599.84 km) |
