| Martinez to Rosemont (California) | 56.07 mi (90.23 km) |
| Martinez to Rosemount (Minnesota) | 1,567.14 mi (2,522.07 km) |
| Martinez to Rosenberg (Texas) | 1,612.28 mi (2,594.72 km) |
| Martinez to Roseville (California) | 68.59 mi (110.38 km) |
| Martinez to Roseville (Michigan) | 2,070.64 mi (3,332.37 km) |
| Martinez to Roseville (Minnesota) | 1,565.26 mi (2,519.05 km) |
| Martinez to Rossmoor (California) | 368.19 mi (592.55 km) |
| Martinez to Rossville (Maryland) | 2,437.05 mi (3,922.05 km) |
| Martinez to Roswell (Georgia) | 2,113.57 mi (3,401.47 km) |
| Martinez to Roswell (New Mexico) | 1,035.50 mi (1,666.48 km) |
| Martinez to Round Lake (Illinois) | 1,808.15 mi (2,909.94 km) |
| Martinez to Round Lake Beach (Illinois) | 1,809.34 mi (2,911.84 km) |
| Martinez to Round Rock (Texas) | 1,483.24 mi (2,387.04 km) |
| Martinez to Rowland Heights (California) | 364.88 mi (587.22 km) |
| Martinez to Rowlett (Texas) | 1,476.05 mi (2,375.47 km) |
