| East Riverdale to Karlovo | 4,971.50 mi (8,000.86 km) |
| East Riverdale to Karnobat | 5,059.82 mi (8,142.99 km) |
| East Riverdale to Kavarna | 5,079.16 mi (8,174.11 km) |
| East Riverdale to Kazanlak | 4,996.70 mi (8,041.41 km) |
| East Riverdale to Knezha | 4,906.94 mi (7,896.96 km) |
| East Riverdale to Kostinbrod | 4,899.40 mi (7,884.82 km) |
| East Riverdale to Kozloduy | 4,881.27 mi (7,855.65 km) |
| East Riverdale to Kyustendil | 4,898.96 mi (7,884.12 km) |
| East Riverdale to Levski | 4,954.78 mi (7,973.94 km) |
| East Riverdale to Lom | 4,859.50 mi (7,820.61 km) |
| East Riverdale to Lovech | 4,947.57 mi (7,962.34 km) |
| East Riverdale to Lukovit | 4,922.57 mi (7,922.12 km) |
| East Riverdale to Lyaskovets | 4,989.32 mi (8,029.54 km) |
| East Riverdale to Mezdra | 4,905.63 mi (7,894.85 km) |
| East Riverdale to Momchilgrad | 5,042.70 mi (8,115.44 km) |
