| Hartlepool to Montevarchi | 960.60 mi (1,545.94 km) |
| Hartlepool to Monticello Conte Otto | 843.20 mi (1,356.99 km) |
| Hartlepool to Montichiari | 819.69 mi (1,319.17 km) |
| Hartlepool to Montignoso | 895.36 mi (1,440.94 km) |
| Hartlepool to Montopoli in Val d'Arno | 931.00 mi (1,498.30 km) |
| Hartlepool to Monza | 780.17 mi (1,255.57 km) |
| Hartlepool to Morbegno | 756.33 mi (1,217.20 km) |
| Hartlepool to Mori | 811.97 mi (1,306.75 km) |
| Hartlepool to Morlupo | 1,066.93 mi (1,717.06 km) |
| Hartlepool to Morrovalle | 1,028.76 mi (1,655.62 km) |
| Hartlepool to Mortara | 786.58 mi (1,265.88 km) |
| Hartlepool to Mosciano Sant'Angelo | 1,069.57 mi (1,721.31 km) |
| Hartlepool to Motta di Livenza | 864.24 mi (1,390.86 km) |
| Hartlepool to Motta Sant'Anastasia | 1,410.73 mi (2,270.34 km) |
| Hartlepool to Mottola | 1,282.16 mi (2,063.44 km) |
