| Momchilgrad to Carlsbad (New Mexico) | 6,408.69 mi (10,313.80 km) |
| Momchilgrad to Carmel (Indiana) | 5,360.42 mi (8,626.77 km) |
| Momchilgrad to Carmichael (California) | 6,515.73 mi (10,486.05 km) |
| Momchilgrad to Carney (Maryland) | 5,007.05 mi (8,058.07 km) |
| Momchilgrad to Carnot-Moon (Pennsylvania) | 5,105.55 mi (8,216.58 km) |
| Momchilgrad to Carol Stream (Illinois) | 5,338.52 mi (8,591.52 km) |
| Momchilgrad to Carolina (Puerto Rico) | 5,453.37 mi (8,776.35 km) |
| Momchilgrad to Carolina Forest (South Carolina) | 5,362.60 mi (8,630.27 km) |
| Momchilgrad to Carpentersville (Illinois) | 5,334.21 mi (8,584.58 km) |
| Momchilgrad to Carpinteria (California) | 6,738.35 mi (10,844.33 km) |
| Momchilgrad to Carrboro (North Carolina) | 5,270.26 mi (8,481.67 km) |
| Momchilgrad to Carroll (Iowa) | 5,565.94 mi (8,957.51 km) |
| Momchilgrad to Carrollton (Georgia) | 5,628.95 mi (9,058.92 km) |
| Momchilgrad to Carrollton (Texas) | 6,118.01 mi (9,845.99 km) |
| Momchilgrad to Carrollwood (Florida) | 5,788.06 mi (9,314.98 km) |
