| Grimsby to Manerbio | 727.48 mi (1,170.76 km) |
| Grimsby to Manfredonia | 1,106.41 mi (1,780.59 km) |
| Grimsby to Maniago | 763.62 mi (1,228.93 km) |
| Grimsby to Mantova | 757.92 mi (1,219.76 km) |
| Grimsby to Maranello | 795.23 mi (1,279.79 km) |
| Grimsby to Marano di Napoli | 1,097.42 mi (1,766.13 km) |
| Grimsby to Marano Vicentino | 747.18 mi (1,202.46 km) |
| Grimsby to Marcianise | 1,092.93 mi (1,758.90 km) |
| Grimsby to Marcon | 781.71 mi (1,258.04 km) |
| Grimsby to Mareno di Piave | 768.43 mi (1,236.67 km) |
| Grimsby to Margherita di Savoia | 1,128.40 mi (1,815.98 km) |
| Grimsby to Mariano Comense | 682.44 mi (1,098.27 km) |
| Grimsby to Marigliano | 1,102.98 mi (1,775.07 km) |
| Grimsby to Marino | 1,005.00 mi (1,617.40 km) |
| Grimsby to Marostica | 751.55 mi (1,209.51 km) |
