| Ludlow to Montana | 1,341.79 mi (2,159.40 km) |
| Ludlow to Nova Zagora | 1,492.78 mi (2,402.39 km) |
| Ludlow to Novi Iskar | 1,372.32 mi (2,208.53 km) |
| Ludlow to Novi Pazar | 1,506.39 mi (2,424.30 km) |
| Ludlow to Omurtag | 1,484.21 mi (2,388.61 km) |
| Ludlow to Panagyurishte | 1,418.46 mi (2,282.79 km) |
| Ludlow to Parvomay | 1,477.06 mi (2,377.10 km) |
| Ludlow to Pavlikeni | 1,433.68 mi (2,307.28 km) |
| Ludlow to Pazardzhik | 1,437.32 mi (2,313.14 km) |
| Ludlow to Pernik | 1,368.21 mi (2,201.92 km) |
| Ludlow to Peshtera | 1,443.20 mi (2,322.60 km) |
| Ludlow to Petrich | 1,428.21 mi (2,298.48 km) |
| Ludlow to Pleven | 1,398.43 mi (2,250.55 km) |
| Ludlow to Plovdiv | 1,456.17 mi (2,343.47 km) |
| Ludlow to Pomorie | 1,554.98 mi (2,502.49 km) |
