| Mengen to Rockville (Maryland) | 4,142.43 mi (6,666.60 km) |
| Mengen to Rockville Centre (New York) | 3,928.56 mi (6,322.40 km) |
| Mengen to Rockwall (Texas) | 5,211.27 mi (8,386.73 km) |
| Mengen to Rocky Mount (North Carolina) | 4,308.85 mi (6,934.43 km) |
| Mengen to Rocky Point (New York) | 3,888.00 mi (6,257.13 km) |
| Mengen to Rocky River (Ohio) | 4,226.58 mi (6,802.03 km) |
| Mengen to Roessleville (New York) | 3,850.38 mi (6,196.58 km) |
| Mengen to Rogers (Arkansas) | 4,950.26 mi (7,966.68 km) |
| Mengen to Rogers (Minnesota) | 4,492.23 mi (7,229.55 km) |
| Mengen to Rohnert Park (California) | 5,780.26 mi (9,302.42 km) |
| Mengen to Rolla (Missouri) | 4,777.80 mi (7,689.13 km) |
| Mengen to Rolling Meadows (Illinois) | 4,437.48 mi (7,141.44 km) |
| Mengen to Roma (Texas) | 5,652.19 mi (9,096.33 km) |
| Mengen to Rome (Georgia) | 4,695.62 mi (7,556.88 km) |
| Mengen to Rome (New York) | 3,897.15 mi (6,271.86 km) |
