| Walnut Creek to Rosemead (California) | 345.05 mi (555.30 km) |
| Walnut Creek to Rosemont (California) | 58.05 mi (93.42 km) |
| Walnut Creek to Rosemount (Minnesota) | 1,566.41 mi (2,520.90 km) |
| Walnut Creek to Rosenberg (Texas) | 1,606.71 mi (2,585.76 km) |
| Walnut Creek to Roseville (California) | 71.55 mi (115.15 km) |
| Walnut Creek to Roseville (Michigan) | 2,069.18 mi (3,330.03 km) |
| Walnut Creek to Roseville (Minnesota) | 1,564.63 mi (2,518.03 km) |
| Walnut Creek to Rossmoor (California) | 360.42 mi (580.05 km) |
| Walnut Creek to Rossville (Maryland) | 2,435.00 mi (3,918.75 km) |
| Walnut Creek to Roswell (Georgia) | 2,109.93 mi (3,395.61 km) |
| Walnut Creek to Roswell (New Mexico) | 1,030.01 mi (1,657.64 km) |
| Walnut Creek to Round Lake (Illinois) | 1,806.59 mi (2,907.42 km) |
| Walnut Creek to Round Lake Beach (Illinois) | 1,807.78 mi (2,909.34 km) |
| Walnut Creek to Round Rock (Texas) | 1,477.70 mi (2,378.13 km) |
| Walnut Creek to Rowland Heights (California) | 357.16 mi (574.80 km) |
