| Delaware to Bixby (Oklahoma) | 756.90 mi (1,218.12 km) |
| Delaware to Black Forest (Colorado) | 1,149.03 mi (1,849.18 km) |
| Delaware to Blackfoot (Idaho) | 1,514.58 mi (2,437.49 km) |
| Delaware to Blackhawk (California) | 2,073.98 mi (3,337.74 km) |
| Delaware to Blacksburg (Virginia) | 254.70 mi (409.89 km) |
| Delaware to Blackwells Mills (New Jersey) | 446.16 mi (718.03 km) |
| Delaware to Blaine (Minnesota) | 614.45 mi (988.86 km) |
| Delaware to Bloomingdale (Florida) | 858.47 mi (1,381.57 km) |
| Delaware to Bloomingdale (Illinois) | 285.21 mi (459.01 km) |
| Delaware to Bloomington (California) | 1,925.44 mi (3,098.69 km) |
| Delaware to Bloomington (Illinois) | 310.55 mi (499.79 km) |
| Delaware to Bloomington (Indiana) | 199.10 mi (320.42 km) |
| Delaware to Bloomington (Minnesota) | 607.83 mi (978.20 km) |
| Delaware to Bloomsburg (Pennsylvania) | 350.39 mi (563.90 km) |
| Delaware to Blue Ash (Ohio) | 99.82 mi (160.65 km) |
