| Martinez to Ridgeland (Mississippi) | 1,835.78 mi (2,954.41 km) |
| Martinez to Ridgewood (New Jersey) | 2,535.65 mi (4,080.74 km) |
| Martinez to Rifle (Colorado) | 779.11 mi (1,253.85 km) |
| Martinez to Rincon (Georgia) | 2,324.10 mi (3,740.28 km) |
| Martinez to Ringwood (New Jersey) | 2,525.67 mi (4,064.68 km) |
| Martinez to Río Grande (Puerto Rico) | 3,624.77 mi (5,833.51 km) |
| Martinez to Rio Grande City (Texas) | 1,574.28 mi (2,533.56 km) |
| Martinez to Rio Linda (California) | 60.02 mi (96.59 km) |
| Martinez to Rio Rancho (New Mexico) | 873.92 mi (1,406.44 km) |
| Martinez to Rio Rico (Arizona) | 774.28 mi (1,246.08 km) |
| Martinez to Ripon (California) | 56.58 mi (91.06 km) |
| Martinez to River Edge (New Jersey) | 2,540.20 mi (4,088.06 km) |
| Martinez to River Falls (Wisconsin) | 1,589.58 mi (2,558.19 km) |
| Martinez to River Forest (Illinois) | 1,824.17 mi (2,935.72 km) |
| Martinez to River Grove (Illinois) | 1,823.12 mi (2,934.02 km) |
