| Lake Oswego to Rivalta di Torino | 5,487.58 mi (8,831.41 km) |
| Lake Oswego to Rivarolo Canavese | 5,475.63 mi (8,812.18 km) |
| Lake Oswego to Rivoli | 5,485.50 mi (8,828.06 km) |
| Lake Oswego to Rocca di Papa | 5,816.03 mi (9,359.99 km) |
| Lake Oswego to Rocca Priora | 5,816.31 mi (9,360.44 km) |
| Lake Oswego to Roccapiemonte | 5,926.60 mi (9,537.94 km) |
| Lake Oswego to Roccastrada | 5,702.06 mi (9,176.58 km) |
| Lake Oswego to Romano di Lombardia | 5,517.56 mi (8,879.66 km) |
| Lake Oswego to Rome | 5,802.47 mi (9,338.17 km) |
| Lake Oswego to Roncade | 5,576.51 mi (8,974.52 km) |
| Lake Oswego to Ronchi dei Legionari | 5,590.94 mi (8,997.74 km) |
| Lake Oswego to Ronciglione | 5,771.88 mi (9,288.94 km) |
| Lake Oswego to Rosa | 5,556.14 mi (8,941.74 km) |
| Lake Oswego to Rosarno | 6,097.61 mi (9,813.16 km) |
| Lake Oswego to Rosignano Marittimo | 5,660.77 mi (9,110.13 km) |
