| Momchilgrad to St. Simons (Georgia) | 5,589.80 mi (8,995.91 km) |
| Momchilgrad to Stafford (Texas) | 6,246.82 mi (10,053.28 km) |
| Momchilgrad to Stallings (North Carolina) | 5,373.68 mi (8,648.10 km) |
| Momchilgrad to Stamford (Connecticut) | 4,811.68 mi (7,743.65 km) |
| Momchilgrad to Stanford (California) | 6,610.51 mi (10,638.59 km) |
| Momchilgrad to Stanton (California) | 6,736.89 mi (10,841.98 km) |
| Momchilgrad to Star (Idaho) | 6,090.89 mi (9,802.34 km) |
| Momchilgrad to Starkville (Mississippi) | 5,785.53 mi (9,310.91 km) |
| Momchilgrad to State College (Pennsylvania) | 4,999.52 mi (8,045.96 km) |
| Momchilgrad to Staten Island (New York) | 4,858.19 mi (7,818.50 km) |
| Momchilgrad to Statesboro (Georgia) | 5,546.49 mi (8,926.21 km) |
| Momchilgrad to Statesville (North Carolina) | 5,350.85 mi (8,611.37 km) |
| Momchilgrad to Staunton (Virginia) | 5,166.84 mi (8,315.22 km) |
| Momchilgrad to Steamboat Springs (Colorado) | 6,029.73 mi (9,703.92 km) |
| Momchilgrad to Steiner Ranch (Texas) | 6,295.76 mi (10,132.04 km) |
