| Southgate to Brownsburg (Indiana) | 3,991.41 mi (6,423.55 km) |
| Southgate to Brownsville (Florida) | 4,426.16 mi (7,123.21 km) |
| Southgate to Brownsville (Texas) | 5,125.93 mi (8,249.38 km) |
| Southgate to Brownwood (Texas) | 4,883.29 mi (7,858.90 km) |
| Southgate to Brunswick (Georgia) | 4,211.92 mi (6,778.42 km) |
| Southgate to Brunswick (Ohio) | 3,747.87 mi (6,031.61 km) |
| Southgate to Brushy Creek (Texas) | 4,898.61 mi (7,883.56 km) |
| Southgate to Bryan (Texas) | 4,837.85 mi (7,785.77 km) |
| Southgate to Bryant (Arkansas) | 4,483.71 mi (7,215.83 km) |
| Southgate to Bryn Mawr-Skyway (Washington) | 4,781.49 mi (7,695.07 km) |
| Southgate to Buckeye (Arizona) | 5,285.08 mi (8,505.51 km) |
| Southgate to Buckhall (Virginia) | 3,686.96 mi (5,933.58 km) |
| Southgate to Bucyrus (Ohio) | 3,813.16 mi (6,136.68 km) |
| Southgate to Buda (Texas) | 4,925.82 mi (7,927.35 km) |
| Southgate to Buena Park (California) | 5,438.31 mi (8,752.11 km) |
