| Oak Grove to Montana | 5,951.53 mi (9,578.07 km) |
| Oak Grove to Nova Zagora | 6,063.79 mi (9,758.72 km) |
| Oak Grove to Novi Iskar | 5,992.66 mi (9,644.26 km) |
| Oak Grove to Novi Pazar | 6,029.96 mi (9,704.29 km) |
| Oak Grove to Omurtag | 6,032.01 mi (9,707.59 km) |
| Oak Grove to Panagyurishte | 6,028.23 mi (9,701.50 km) |
| Oak Grove to Parvomay | 6,073.83 mi (9,774.88 km) |
| Oak Grove to Pavlikeni | 6,002.57 mi (9,660.20 km) |
| Oak Grove to Pazardzhik | 6,050.31 mi (9,737.03 km) |
| Oak Grove to Pernik | 5,999.01 mi (9,654.47 km) |
| Oak Grove to Peshtera | 6,060.29 mi (9,753.10 km) |
| Oak Grove to Petrich | 6,078.98 mi (9,783.18 km) |
| Oak Grove to Pleven | 5,978.73 mi (9,621.83 km) |
| Oak Grove to Plovdiv | 6,061.63 mi (9,755.25 km) |
| Oak Grove to Pomorie | 6,087.93 mi (9,797.58 km) |
