| Momchilgrad to South Plainfield (New Jersey) | 4,869.48 mi (7,836.67 km) |
| Momchilgrad to South Portland (Maine) | 4,573.55 mi (7,360.41 km) |
| Momchilgrad to South Riding (Virginia) | 5,069.54 mi (8,158.64 km) |
| Momchilgrad to South River (New Jersey) | 4,873.52 mi (7,843.18 km) |
| Momchilgrad to South Salt Lake (Utah) | 6,157.89 mi (9,910.17 km) |
| Momchilgrad to South San Francisco (California) | 6,601.60 mi (10,624.25 km) |
| Momchilgrad to South San Jose Hills (California) | 6,721.51 mi (10,817.22 km) |
| Momchilgrad to South Sioux City (Nebraska) | 5,596.72 mi (9,007.05 km) |
| Momchilgrad to South St. Paul (Minnesota) | 5,359.71 mi (8,625.63 km) |
| Momchilgrad to South Valley (New Mexico) | 6,339.72 mi (10,202.79 km) |
| Momchilgrad to South Venice (Florida) | 5,832.56 mi (9,386.60 km) |
| Momchilgrad to South Whittier (California) | 6,729.64 mi (10,830.30 km) |
| Momchilgrad to South Yarmouth (Massachusetts) | 4,649.21 mi (7,482.18 km) |
| Momchilgrad to Southaven (Mississippi) | 5,755.27 mi (9,262.21 km) |
| Momchilgrad to Southchase (Florida) | 5,723.38 mi (9,210.89 km) |
