| Lake Oswego to Busto Arsizio | 5,488.94 mi (8,833.59 km) |
| Lake Oswego to Busto Garolfo | 5,493.59 mi (8,841.08 km) |
| Lake Oswego to Cabras | 5,812.51 mi (9,354.34 km) |
| Lake Oswego to Cadelbosco di Sopra | 5,583.38 mi (8,985.59 km) |
| Lake Oswego to Cadoneghe | 5,576.11 mi (8,973.88 km) |
| Lake Oswego to Cagli | 5,707.38 mi (9,185.14 km) |
| Lake Oswego to Cagliari | 5,870.16 mi (9,447.10 km) |
| Lake Oswego to Cairo Montenotte | 5,544.31 mi (8,922.70 km) |
| Lake Oswego to Caivano | 5,905.34 mi (9,503.72 km) |
| Lake Oswego to Calcinaia | 5,647.89 mi (9,089.41 km) |
| Lake Oswego to Calcinato | 5,537.85 mi (8,912.32 km) |
| Lake Oswego to Calderara di Reno | 5,612.09 mi (9,031.78 km) |
| Lake Oswego to Caldogno | 5,556.38 mi (8,942.14 km) |
| Lake Oswego to Calenzano | 5,651.12 mi (9,094.60 km) |
| Lake Oswego to Calolziocorte | 5,492.86 mi (8,839.91 km) |
