List of towns and villages in Northern Ireland
Macken, Macosquin, Madden, Maghaberry, Maghera, Magheraconluce, Magherafelt, Magheralin, Magheramason, Magheramorne, Magheraveely, Maghery,  Maguiresbridge, Markethill, Martinstown, Maydown, Mayobridge, Mazetown, Meigh, Middletown, Milford, Millbank, Mill Bay, Millisle, Milltown (Co. Antrim), Moira, Monea, Moneyglass, Moneymore, Moneyneany, Moneyreagh, Moneyslane, Monteith, Moortown, Moss-Side, Mountfield, Mountjoy, Mounthill, Mountnorris, Moy, Moygashel, Mullaghbawn, Mullaghboy, Mullaghbrack, Mullaghglass, Mullavilly-Laurelvale