| Rio Grande City to Glen Burnie (Maryland) | 1,556.63 mi (2,505.15 km) |
| Rio Grande City to Glen Carbon (Illinois) | 996.89 mi (1,604.34 km) |
| Rio Grande City to Glen Cove (New York) | 1,751.11 mi (2,818.13 km) |
| Rio Grande City to Glen Ellyn (Illinois) | 1,231.93 mi (1,982.59 km) |
| Rio Grande City to Glen Rock (New Jersey) | 1,730.95 mi (2,785.70 km) |
| Rio Grande City to Glendale (Arizona) | 942.87 mi (1,517.41 km) |
| Rio Grande City to Glendale (California) | 1,275.30 mi (2,052.39 km) |
| Rio Grande City to Glendale (Wisconsin) | 1,309.35 mi (2,107.20 km) |
| Rio Grande City to Glendale Heights (Illinois) | 1,234.56 mi (1,986.83 km) |
| Rio Grande City to Glendora (California) | 1,252.93 mi (2,016.39 km) |
| Rio Grande City to Glenmont (Maryland) | 1,533.04 mi (2,467.18 km) |
| Rio Grande City to Glenn Dale (Maryland) | 1,541.72 mi (2,481.15 km) |
| Rio Grande City to Glenn Heights (Texas) | 442.37 mi (711.93 km) |
| Rio Grande City to Glenpool (Oklahoma) | 681.63 mi (1,096.98 km) |
| Rio Grande City to Glens Falls (New York) | 1,832.71 mi (2,949.46 km) |
