Eight new missions of the Church are being created in Colombia, Ghana and Mexico; in the region of Vanuatu, New Caledonia and the Solomon Islands; in Utah and in Nevada.
Also a mission in Moscow, Russia, is being combined with neighboring missions.
There are now 347 mission worldwide (from 340 at year-end)
Maps exist on the Church news site
This Web site has great information about the New Missions and predictions for several more, including a prediction that the 3,000 stake and many more missions will be created in 2012