| Sofia to Burlingame (California) | 6,485.57 mi (10,437.51 km) |
| Sofia to Burlington (Iowa) | 5,369.05 mi (8,640.65 km) |
| Sofia to Burlington (Kentucky) | 5,217.85 mi (8,397.32 km) |
| Sofia to Burlington (North Carolina) | 5,145.31 mi (8,280.58 km) |
| Sofia to Burlington (Vermont) | 4,522.92 mi (7,278.93 km) |
| Sofia to Burlington (Wisconsin) | 5,174.07 mi (8,326.86 km) |
| Sofia to Burnsville (Minnesota) | 5,243.24 mi (8,438.18 km) |
| Sofia to Burr Ridge (Illinois) | 5,206.50 mi (8,379.05 km) |
| Sofia to Burton (Michigan) | 4,988.10 mi (8,027.57 km) |
| Sofia to Burtonsville (Maryland) | 4,902.83 mi (7,890.34 km) |
| Sofia to Butler (Pennsylvania) | 4,943.50 mi (7,955.79 km) |
| Sofia to Butte (Montana) | 5,745.32 mi (9,246.20 km) |
| Sofia to Byram (Mississippi) | 5,773.66 mi (9,291.81 km) |
| Sofia to Cabot (Arkansas) | 5,698.87 mi (9,171.45 km) |
| Sofia to Cadillac (Michigan) | 4,995.48 mi (8,039.45 km) |
