| Holt to Brown Deer (Wisconsin) | 178.13 mi (286.67 km) |
| Holt to Brownsburg (Indiana) | 216.55 mi (348.50 km) |
| Holt to Brownsville (Florida) | 1,187.26 mi (1,910.70 km) |
| Holt to Brownsville (Texas) | 1,362.61 mi (2,192.91 km) |
| Holt to Brownwood (Texas) | 1,093.70 mi (1,760.14 km) |
| Holt to Brunswick (Georgia) | 811.94 mi (1,306.69 km) |
| Holt to Brunswick (Ohio) | 169.40 mi (272.63 km) |
| Holt to Brushy Creek (Texas) | 1,110.47 mi (1,787.14 km) |
| Holt to Bryan (Texas) | 1,054.26 mi (1,696.67 km) |
| Holt to Bryant (Arkansas) | 700.84 mi (1,127.90 km) |
| Holt to Bryn Mawr-Skyway (Washington) | 1,851.62 mi (2,979.89 km) |
| Holt to Buckeye (Arizona) | 1,647.12 mi (2,650.78 km) |
| Holt to Buckhall (Virginia) | 459.09 mi (738.83 km) |
| Holt to Bucyrus (Ohio) | 150.19 mi (241.70 km) |
| Holt to Buda (Texas) | 1,138.53 mi (1,832.30 km) |
