| Norristown to Montana | 4,759.94 mi (7,660.38 km) |
| Norristown to Nova Zagora | 4,911.00 mi (7,903.48 km) |
| Norristown to Novi Iskar | 4,789.83 mi (7,708.49 km) |
| Norristown to Novi Pazar | 4,922.06 mi (7,921.29 km) |
| Norristown to Omurtag | 4,901.50 mi (7,888.20 km) |
| Norristown to Panagyurishte | 4,836.22 mi (7,783.15 km) |
| Norristown to Parvomay | 4,895.04 mi (7,877.81 km) |
| Norristown to Pavlikeni | 4,851.62 mi (7,807.93 km) |
| Norristown to Pazardzhik | 4,854.75 mi (7,812.97 km) |
| Norristown to Pernik | 4,784.97 mi (7,700.66 km) |
| Norristown to Peshtera | 4,860.29 mi (7,821.88 km) |
| Norristown to Petrich | 4,841.35 mi (7,791.40 km) |
| Norristown to Pleven | 4,816.56 mi (7,751.51 km) |
| Norristown to Plovdiv | 4,873.89 mi (7,843.77 km) |
| Norristown to Pomorie | 4,972.01 mi (8,001.68 km) |
