| Momchilgrad to Spout Springs (North Carolina) | 5,298.07 mi (8,526.42 km) |
| Momchilgrad to Spring (Texas) | 6,216.80 mi (10,004.98 km) |
| Momchilgrad to Spring Creek (Nevada) | 6,250.33 mi (10,058.94 km) |
| Momchilgrad to Spring Hill (Florida) | 5,768.38 mi (9,283.31 km) |
| Momchilgrad to Spring Hill (Tennessee) | 5,596.27 mi (9,006.32 km) |
| Momchilgrad to Spring Lake (North Carolina) | 5,300.58 mi (8,530.46 km) |
| Momchilgrad to Spring Valley (California) | 6,775.84 mi (10,904.66 km) |
| Momchilgrad to Spring Valley (Nevada) | 6,524.79 mi (10,500.64 km) |
| Momchilgrad to Spring Valley (New York) | 4,831.29 mi (7,775.21 km) |
| Momchilgrad to Springboro (Ohio) | 5,306.88 mi (8,540.59 km) |
| Momchilgrad to Springdale (Arkansas) | 5,848.36 mi (9,412.02 km) |
| Momchilgrad to Springdale (New Jersey) | 4,922.58 mi (7,922.12 km) |
| Momchilgrad to Springdale (Ohio) | 5,329.10 mi (8,576.36 km) |
| Momchilgrad to Springfield (Illinois) | 5,500.43 mi (8,852.09 km) |
| Momchilgrad to Springfield (Massachusetts) | 4,727.35 mi (7,607.94 km) |
