| Groningen to Montana | 1,017.80 mi (1,638.00 km) |
| Groningen to Nova Zagora | 1,160.51 mi (1,867.66 km) |
| Groningen to Novi Iskar | 1,053.42 mi (1,695.32 km) |
| Groningen to Novi Pazar | 1,161.33 mi (1,868.97 km) |
| Groningen to Omurtag | 1,144.85 mi (1,842.45 km) |
| Groningen to Panagyurishte | 1,096.94 mi (1,765.36 km) |
| Groningen to Parvomay | 1,152.70 mi (1,855.08 km) |
| Groningen to Pavlikeni | 1,098.81 mi (1,768.36 km) |
| Groningen to Pazardzhik | 1,117.58 mi (1,798.57 km) |
| Groningen to Pernik | 1,053.43 mi (1,695.33 km) |
| Groningen to Peshtera | 1,125.19 mi (1,810.81 km) |
| Groningen to Petrich | 1,123.76 mi (1,808.52 km) |
| Groningen to Pleven | 1,065.98 mi (1,715.54 km) |
| Groningen to Plovdiv | 1,134.23 mi (1,825.37 km) |
| Groningen to Pomorie | 1,213.94 mi (1,953.65 km) |
