| Karlovo to Sugar Hill (Georgia) | 5,489.98 mi (8,835.26 km) |
| Karlovo to Sugar Land (Texas) | 6,176.98 mi (9,940.90 km) |
| Karlovo to Sugarland Run (Virginia) | 4,987.19 mi (8,026.11 km) |
| Karlovo to Sugarmill Woods (Florida) | 5,687.41 mi (9,153.01 km) |
| Karlovo to Suisun City (California) | 6,472.35 mi (10,416.24 km) |
| Karlovo to Suitland (Maryland) | 4,976.97 mi (8,009.66 km) |
| Karlovo to Sulphur (Louisiana) | 6,055.74 mi (9,745.78 km) |
| Karlovo to Sulphur Springs (Texas) | 5,986.63 mi (9,634.55 km) |
| Karlovo to Summerfield (Maryland) | 4,972.26 mi (8,002.08 km) |
| Karlovo to Summerfield (North Carolina) | 5,220.67 mi (8,401.86 km) |
| Karlovo to Summerlin South (Nevada) | 6,443.01 mi (10,369.02 km) |
| Karlovo to Summerville (South Carolina) | 5,383.08 mi (8,663.23 km) |
| Karlovo to Summit (Illinois) | 5,257.05 mi (8,460.41 km) |
| Karlovo to Summit (New Jersey) | 4,790.08 mi (7,708.89 km) |
| Karlovo to Sumner (Washington) | 5,909.27 mi (9,510.06 km) |
