| Rio Grande City to Washington (Indiana) | 1,084.85 mi (1,745.89 km) |
| Rio Grande City to Washington (Missouri) | 955.19 mi (1,537.23 km) |
| Rio Grande City to Washington (Pennsylvania) | 1,429.56 mi (2,300.65 km) |
| Rio Grande City to Washington (Utah) | 1,135.01 mi (1,826.62 km) |
| Rio Grande City to Washington Court House (Ohio) | 1,270.21 mi (2,044.21 km) |
| Rio Grande City to Washougal (Washington) | 1,854.55 mi (2,984.62 km) |
| Rio Grande City to Watauga (Texas) | 458.28 mi (737.52 km) |
| Rio Grande City to Waterbury (Connecticut) | 1,800.23 mi (2,897.19 km) |
| Rio Grande City to Waterloo (Illinois) | 967.74 mi (1,557.43 km) |
| Rio Grande City to Waterloo (Iowa) | 1,171.67 mi (1,885.63 km) |
| Rio Grande City to Watertown (New York) | 1,763.92 mi (2,838.75 km) |
| Rio Grande City to Watertown (South Dakota) | 1,283.55 mi (2,065.67 km) |
| Rio Grande City to Watertown (Wisconsin) | 1,292.56 mi (2,080.17 km) |
| Rio Grande City to Watertown Town (Massachusetts) | 1,910.77 mi (3,075.09 km) |
| Rio Grande City to Waterville (Maine) | 2,047.07 mi (3,294.45 km) |
