| Hertford to Mozzate | 588.75 mi (947.50 km) |
| Hertford to Muggia | 760.85 mi (1,224.47 km) |
| Hertford to Muggio | 602.09 mi (968.96 km) |
| Hertford to Mugnano di Napoli | 1,011.34 mi (1,627.59 km) |
| Hertford to Musile di Piave | 715.68 mi (1,151.77 km) |
| Hertford to Mussomeli | 1,189.95 mi (1,915.05 km) |
| Hertford to Naples | 1,016.80 mi (1,636.38 km) |
| Hertford to Nardo | 1,177.27 mi (1,894.63 km) |
| Hertford to Narni | 870.08 mi (1,400.25 km) |
| Hertford to Nembro | 611.85 mi (984.67 km) |
| Hertford to Nepi | 879.70 mi (1,415.74 km) |
| Hertford to Nerviano | 596.78 mi (960.43 km) |
| Hertford to Nettuno | 932.67 mi (1,500.99 km) |
| Hertford to Nichelino | 587.85 mi (946.05 km) |
| Hertford to Nicosia | 1,197.84 mi (1,927.74 km) |
