| Frederick to Beeville (Texas) | 1,387.65 mi (2,233.20 km) |
| Frederick to Bel Air (Maryland) | 57.38 mi (92.35 km) |
| Frederick to Bel Air North (Maryland) | 56.12 mi (90.32 km) |
| Frederick to Bel Air South (Maryland) | 59.01 mi (94.97 km) |
| Frederick to Belgrade (Montana) | 1,757.67 mi (2,828.69 km) |
| Frederick to Bell (California) | 2,269.76 mi (3,652.82 km) |
| Frederick to Bell Gardens (California) | 2,268.79 mi (3,651.26 km) |
| Frederick to Bella Vista (Arkansas) | 939.49 mi (1,511.96 km) |
| Frederick to Bellair-Meadowbrook Terrace (Florida) | 684.58 mi (1,101.73 km) |
| Frederick to Bellaire (Texas) | 1,223.66 mi (1,969.28 km) |
| Frederick to Belle Chasse (Louisiana) | 972.91 mi (1,565.74 km) |
| Frederick to Belle Glade (Florida) | 900.11 mi (1,448.59 km) |
| Frederick to Bellefontaine (Ohio) | 342.52 mi (551.24 km) |
| Frederick to Bellefontaine Neighbors (Missouri) | 688.17 mi (1,107.50 km) |
| Frederick to Belleville (Illinois) | 677.92 mi (1,091.00 km) |
