| Groningen to Massarosa | 668.36 mi (1,075.62 km) |
| Groningen to Matelica | 748.59 mi (1,204.74 km) |
| Groningen to Matera | 985.71 mi (1,586.34 km) |
| Groningen to Matino | 1,060.47 mi (1,706.66 km) |
| Groningen to Mazzarino | 1,159.11 mi (1,865.41 km) |
| Groningen to Meda | 534.48 mi (860.16 km) |
| Groningen to Medesano | 606.74 mi (976.45 km) |
| Groningen to Medicina | 645.49 mi (1,038.81 km) |
| Groningen to Meldola | 675.13 mi (1,086.52 km) |
| Groningen to Melegnano | 556.85 mi (896.17 km) |
| Groningen to Melendugno | 1,051.00 mi (1,691.42 km) |
| Groningen to Melfi | 944.27 mi (1,519.65 km) |
| Groningen to Melilli | 1,181.41 mi (1,901.30 km) |
| Groningen to Melito di Napoli | 922.00 mi (1,483.81 km) |
| Groningen to Melito di Porto Salvo | 1,145.06 mi (1,842.79 km) |
