| Sumner to Montana | 5,830.09 mi (9,382.62 km) |
| Sumner to Nova Zagora | 5,941.47 mi (9,561.88 km) |
| Sumner to Novi Iskar | 5,871.31 mi (9,448.96 km) |
| Sumner to Novi Pazar | 5,907.08 mi (9,506.52 km) |
| Sumner to Omurtag | 5,909.44 mi (9,510.32 km) |
| Sumner to Panagyurishte | 5,906.61 mi (9,505.77 km) |
| Sumner to Parvomay | 5,951.89 mi (9,578.64 km) |
| Sumner to Pavlikeni | 5,880.36 mi (9,463.53 km) |
| Sumner to Pazardzhik | 5,928.70 mi (9,541.32 km) |
| Sumner to Pernik | 5,877.83 mi (9,459.45 km) |
| Sumner to Peshtera | 5,938.73 mi (9,557.47 km) |
| Sumner to Petrich | 5,958.02 mi (9,588.51 km) |
| Sumner to Pleven | 5,856.75 mi (9,425.52 km) |
| Sumner to Plovdiv | 5,939.86 mi (9,559.29 km) |
| Sumner to Pomorie | 5,965.04 mi (9,599.80 km) |
