| New Carrollton to Karlovo | 4,969.89 mi (7,998.26 km) |
| New Carrollton to Karnobat | 5,058.22 mi (8,140.43 km) |
| New Carrollton to Kavarna | 5,077.58 mi (8,171.58 km) |
| New Carrollton to Kazanlak | 4,995.09 mi (8,038.82 km) |
| New Carrollton to Knezha | 4,905.33 mi (7,894.37 km) |
| New Carrollton to Kostinbrod | 4,897.78 mi (7,882.21 km) |
| New Carrollton to Kozloduy | 4,879.67 mi (7,853.07 km) |
| New Carrollton to Kyustendil | 4,897.33 mi (7,881.49 km) |
| New Carrollton to Levski | 4,953.18 mi (7,971.37 km) |
| New Carrollton to Lom | 4,857.90 mi (7,818.03 km) |
| New Carrollton to Lovech | 4,945.96 mi (7,959.75 km) |
| New Carrollton to Lukovit | 4,920.96 mi (7,919.53 km) |
| New Carrollton to Lyaskovets | 4,987.72 mi (8,026.96 km) |
| New Carrollton to Mezdra | 4,904.02 mi (7,892.26 km) |
| New Carrollton to Momchilgrad | 5,041.08 mi (8,112.83 km) |
