| Grenzach-Wyhlen to Montana | 804.74 mi (1,295.11 km) |
| Grenzach-Wyhlen to Nova Zagora | 959.33 mi (1,543.89 km) |
| Grenzach-Wyhlen to Novi Iskar | 829.85 mi (1,335.52 km) |
| Grenzach-Wyhlen to Novi Pazar | 987.57 mi (1,589.34 km) |
| Grenzach-Wyhlen to Omurtag | 958.88 mi (1,543.17 km) |
| Grenzach-Wyhlen to Panagyurishte | 876.94 mi (1,411.30 km) |
| Grenzach-Wyhlen to Parvomay | 936.52 mi (1,507.18 km) |
| Grenzach-Wyhlen to Pavlikeni | 904.75 mi (1,456.06 km) |
| Grenzach-Wyhlen to Pazardzhik | 893.85 mi (1,438.51 km) |
| Grenzach-Wyhlen to Pernik | 822.58 mi (1,323.82 km) |
| Grenzach-Wyhlen to Peshtera | 898.21 mi (1,445.53 km) |
| Grenzach-Wyhlen to Petrich | 874.39 mi (1,407.20 km) |
| Grenzach-Wyhlen to Pleven | 868.00 mi (1,396.92 km) |
| Grenzach-Wyhlen to Plovdiv | 914.05 mi (1,471.02 km) |
| Grenzach-Wyhlen to Pomorie | 1,029.59 mi (1,656.97 km) |
