| Sozopol to Washington (Indiana) | 5,505.92 mi (8,860.92 km) |
| Sozopol to Washington (Missouri) | 5,650.44 mi (9,093.51 km) |
| Sozopol to Washington (Pennsylvania) | 5,171.72 mi (8,323.08 km) |
| Sozopol to Washington (Utah) | 6,422.25 mi (10,335.61 km) |
| Sozopol to Washington Court House (Ohio) | 5,323.36 mi (8,567.12 km) |
| Sozopol to Washougal (Washington) | 6,083.35 mi (9,790.20 km) |
| Sozopol to Watauga (Texas) | 6,175.31 mi (9,938.19 km) |
| Sozopol to Waterbury (Connecticut) | 4,825.86 mi (7,766.47 km) |
| Sozopol to Waterloo (Illinois) | 5,630.81 mi (9,061.91 km) |
| Sozopol to Waterloo (Iowa) | 5,489.80 mi (8,834.97 km) |
| Sozopol to Watertown (New York) | 4,831.06 mi (7,774.84 km) |
| Sozopol to Watertown (South Dakota) | 5,512.36 mi (8,871.29 km) |
| Sozopol to Watertown (Wisconsin) | 5,331.86 mi (8,580.79 km) |
| Sozopol to Watertown Town (Massachusetts) | 4,716.30 mi (7,590.16 km) |
| Sozopol to Waterville (Maine) | 4,564.56 mi (7,345.95 km) |
