| Rio Grande City to Gaffney (South Carolina) | 1,180.74 mi (1,900.21 km) |
| Rio Grande City to Gages Lake (Illinois) | 1,262.33 mi (2,031.53 km) |
| Rio Grande City to Gahanna (Ohio) | 1,314.91 mi (2,116.14 km) |
| Rio Grande City to Gainesville (Florida) | 1,029.36 mi (1,656.59 km) |
| Rio Grande City to Gainesville (Georgia) | 1,046.03 mi (1,683.43 km) |
| Rio Grande City to Gainesville (Texas) | 511.36 mi (822.95 km) |
| Rio Grande City to Gainesville (Virginia) | 1,496.14 mi (2,407.81 km) |
| Rio Grande City to Gaithersburg (Maryland) | 1,527.34 mi (2,458.02 km) |
| Rio Grande City to Galena Park (Texas) | 319.17 mi (513.65 km) |
| Rio Grande City to Galesburg (Illinois) | 1,116.31 mi (1,796.52 km) |
| Rio Grande City to Galion (Ohio) | 1,350.97 mi (2,174.18 km) |
| Rio Grande City to Gallatin (Tennessee) | 1,002.29 mi (1,613.02 km) |
| Rio Grande City to Gallup (New Mexico) | 861.67 mi (1,386.72 km) |
| Rio Grande City to Galt (California) | 1,541.83 mi (2,481.34 km) |
| Rio Grande City to Galveston (Texas) | 311.31 mi (501.00 km) |
