| Lake Oswego to Camarillo (California) | 797.04 mi (1,282.72 km) |
| Lake Oswego to Camas (Washington) | 18.41 mi (29.63 km) |
| Lake Oswego to Cambridge (Maryland) | 2,406.17 mi (3,872.36 km) |
| Lake Oswego to Cambridge (Massachusetts) | 2,532.55 mi (4,075.74 km) |
| Lake Oswego to Camden (Arkansas) | 1,775.64 mi (2,857.61 km) |
| Lake Oswego to Camden (New Jersey) | 2,411.21 mi (3,880.47 km) |
| Lake Oswego to Cameron Park (California) | 473.82 mi (762.54 km) |
| Lake Oswego to Camp Pendleton South (California) | 887.55 mi (1,428.38 km) |
| Lake Oswego to Camp Springs (Maryland) | 2,357.74 mi (3,794.42 km) |
| Lake Oswego to Camp Verde (Arizona) | 942.03 mi (1,516.06 km) |
| Lake Oswego to Campbell (California) | 563.24 mi (906.45 km) |
| Lake Oswego to Campbellsville (Kentucky) | 1,995.14 mi (3,210.87 km) |
| Lake Oswego to Campton Hills (Illinois) | 1,716.47 mi (2,762.39 km) |
| Lake Oswego to Canby (Oregon) | 10.23 mi (16.46 km) |
| Lake Oswego to Candelaria (Puerto Rico) | 3,707.16 mi (5,966.10 km) |
