| Lake Oswego to Castelfidardo | 5,734.69 mi (9,229.09 km) |
| Lake Oswego to Castelfiorentino | 5,661.83 mi (9,111.84 km) |
| Lake Oswego to Castelfranco di Sopra | 5,675.53 mi (9,133.88 km) |
| Lake Oswego to Castelfranco di Sotto | 5,650.34 mi (9,093.34 km) |
| Lake Oswego to Castelfranco Emilia | 5,604.91 mi (9,020.24 km) |
| Lake Oswego to Castelfranco Veneto | 5,563.20 mi (8,953.10 km) |
| Lake Oswego to Castellabate | 5,962.42 mi (9,595.59 km) |
| Lake Oswego to Castellammare del Golfo | 6,045.09 mi (9,728.64 km) |
| Lake Oswego to Castellammare di Stabia | 5,925.34 mi (9,535.91 km) |
| Lake Oswego to Castellamonte | 5,472.56 mi (8,807.23 km) |
| Lake Oswego to Castellana Grotte | 5,979.29 mi (9,622.74 km) |
| Lake Oswego to Castellaneta | 5,989.13 mi (9,638.57 km) |
| Lake Oswego to Castellanza | 5,489.91 mi (8,835.15 km) |
| Lake Oswego to Castellarano | 5,599.87 mi (9,012.12 km) |
| Lake Oswego to Castelleone | 5,530.82 mi (8,901.00 km) |
