| Rio Grande City to Wanaque (New Jersey) | 1,726.09 mi (2,777.87 km) |
| Rio Grande City to Wantagh (New York) | 1,750.34 mi (2,816.91 km) |
| Rio Grande City to Warner Robins (Georgia) | 1,006.93 mi (1,620.49 km) |
| Rio Grande City to Warr Acres (Oklahoma) | 636.04 mi (1,023.60 km) |
| Rio Grande City to Warren (Michigan) | 1,426.49 mi (2,295.71 km) |
| Rio Grande City to Warren (Ohio) | 1,450.99 mi (2,335.15 km) |
| Rio Grande City to Warrensburg (Missouri) | 905.06 mi (1,456.56 km) |
| Rio Grande City to Warrensville Heights (Ohio) | 1,431.92 mi (2,304.45 km) |
| Rio Grande City to Warrenville (Illinois) | 1,225.84 mi (1,972.79 km) |
| Rio Grande City to Warrington (Florida) | 752.80 mi (1,211.52 km) |
| Rio Grande City to Warsaw (Indiana) | 1,265.49 mi (2,036.62 km) |
| Rio Grande City to Warwick (Rhode Island) | 1,878.85 mi (3,023.71 km) |
| Rio Grande City to Wasco (California) | 1,369.42 mi (2,203.86 km) |
| Rio Grande City to Washington (District of Columbia) | 1,529.09 mi (2,460.84 km) |
| Rio Grande City to Washington (Illinois) | 1,126.07 mi (1,812.23 km) |
