| Rio Grande City to Bridgeport (Connecticut) | 1,781.30 mi (2,866.72 km) |
| Rio Grande City to Bridgeton (Missouri) | 984.43 mi (1,584.29 km) |
| Rio Grande City to Bridgetown (Ohio) | 1,204.54 mi (1,938.52 km) |
| Rio Grande City to Bridgeview (Illinois) | 1,231.94 mi (1,982.62 km) |
| Rio Grande City to Brigham City (Utah) | 1,287.48 mi (2,072.00 km) |
| Rio Grande City to Brighton (Colorado) | 999.93 mi (1,609.23 km) |
| Rio Grande City to Bristol (Connecticut) | 1,808.53 mi (2,910.55 km) |
| Rio Grande City to Bristol (Tennessee) | 1,202.03 mi (1,934.48 km) |
| Rio Grande City to Bristol (Virginia) | 1,206.82 mi (1,942.18 km) |
| Rio Grande City to Broadlands (Virginia) | 1,509.15 mi (2,428.74 km) |
| Rio Grande City to Broadview Heights (Ohio) | 1,420.53 mi (2,286.12 km) |
| Rio Grande City to Brock Hall (Maryland) | 1,540.55 mi (2,479.27 km) |
| Rio Grande City to Brockton (Massachusetts) | 1,909.07 mi (3,072.35 km) |
| Rio Grande City to Broken Arrow (Oklahoma) | 690.90 mi (1,111.90 km) |
| Rio Grande City to Bronx (New York) | 1,739.41 mi (2,799.31 km) |
