| River Ridge to Montana | 5,850.59 mi (9,415.61 km) |
| River Ridge to Nova Zagora | 6,000.88 mi (9,657.48 km) |
| River Ridge to Novi Iskar | 5,881.07 mi (9,464.66 km) |
| River Ridge to Novi Pazar | 6,009.77 mi (9,671.78 km) |
| River Ridge to Omurtag | 5,990.26 mi (9,640.39 km) |
| River Ridge to Panagyurishte | 5,927.29 mi (9,539.06 km) |
| River Ridge to Parvomay | 5,985.91 mi (9,633.39 km) |
| River Ridge to Pavlikeni | 5,941.05 mi (9,561.19 km) |
| River Ridge to Pazardzhik | 5,946.04 mi (9,569.23 km) |
| River Ridge to Pernik | 5,876.56 mi (9,457.41 km) |
| River Ridge to Peshtera | 5,951.76 mi (9,578.43 km) |
| River Ridge to Petrich | 5,933.84 mi (9,549.59 km) |
| River Ridge to Pleven | 5,906.28 mi (9,505.25 km) |
| River Ridge to Plovdiv | 5,964.99 mi (9,599.72 km) |
| River Ridge to Pomorie | 6,060.52 mi (9,753.46 km) |
