Mauritania total: 11,066 km paved: 2,966 km unpaved: 8,100 km (2006)
Mauritius total: 2,028 km paved: 2,028 km (includes 75 km of expressways) (2007)
Mexico
total: 356,945 km
paved: 178,473 km (includes 6,279 km of expressways)
unpaved: 178,472 km (2006)
Micronesia, Federated States of
total: 240 km
paved: 42 km
unpaved: 198 km (2000)
Moldova
total: 12,666 km
paved: 12,117 km
unpaved: 549 km (2007)
Monaco total: 50 km paved: 50 km (2007)
Mongolia
total: 49,250 km
paved: 1,724 km
unpaved: 47,526 km (2002)
Montenegro
total: 7,368 km
paved: 4,742 km
unpaved: 2,626 km (2006)
Montserrat
note: volcanic eruptions that began in 1995 destroyed
most of the 227 km road system; a new road infrastructure has been
built in the north end of the island (2008)
Morocco
total: 57,625 km
paved: 35,664 km (includes 639 km of expressways)
unpaved: 21,961 km (2006)