| Clarksville to Montana | 5,403.15 mi (8,695.53 km) |
| Clarksville to Nova Zagora | 5,551.50 mi (8,934.28 km) |
| Clarksville to Novi Iskar | 5,435.03 mi (8,746.84 km) |
| Clarksville to Novi Pazar | 5,556.54 mi (8,942.38 km) |
| Clarksville to Omurtag | 5,538.78 mi (8,913.80 km) |
| Clarksville to Panagyurishte | 5,480.75 mi (8,820.41 km) |
| Clarksville to Parvomay | 5,538.77 mi (8,913.80 km) |
| Clarksville to Pavlikeni | 5,490.86 mi (8,836.69 km) |
| Clarksville to Pazardzhik | 5,500.05 mi (8,851.47 km) |
| Clarksville to Pernik | 5,431.56 mi (8,741.25 km) |
| Clarksville to Peshtera | 5,506.26 mi (8,861.46 km) |
| Clarksville to Petrich | 5,491.86 mi (8,838.29 km) |
| Clarksville to Pleven | 5,456.74 mi (8,781.77 km) |
| Clarksville to Plovdiv | 5,518.46 mi (8,881.11 km) |
| Clarksville to Pomorie | 5,608.50 mi (9,026.00 km) |
