Malta
total: 2,227 km
paved: 2,014 km
unpaved: 213 km (2004)
Marshall Islands total: 64.5 km paved: 64.5 km note: paved roads on major islands (Majuro, Kwajalein), otherwise stone-, coral-, or laterite-surfaced roads and tracks (2002)
Martinique total: 2,105 km (including 261 km of expressways) (2000)
Mauritania total: 7,660 km paved: 866 km unpaved: 6,794 km (1999)
Mauritius total: 2,020 km paved: 2,020 km (including 75 km of expressways) (2005)
Mayotte
total: 93 km
paved: 72 km
unpaved: 21 km
Mexico
total: 349,038 km
paved: 116,928 km (including 6,979 km of expressways)
unpaved: 232,110 km (2003)
Micronesia, Federated States of
total: 240 km
paved: 42 km
unpaved: 198 km (1999)
Midway Islands
total: NA
Moldova
total: 12,730 km
paved: 10,973 km
unpaved: 1,757 km (2003)